Journal Publications

Faculty, staff, and students at the Spine Research Institute have been publishing research breakthroughs since 1982.  Together, they have published over 250 peer-reviewed journal articles, which have accumulated over 18,000 citations and are available for reference in the links below.

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Present - 2020 - 2010 - 2000 - 1990 - 1980

Year Spine Research & Modeling Clinical Research Applied Research Miscellaneous

2022

 
    Advances in Complementary & Alternative Medicine, 7(2):672-683
Hamed Hani, Reid Souchereau, A. Kachlan, Halle Harris, Jonathan Dufour, Alexander Aurand, Prasath Mageswaran, M. Hyer, William Marras
 
     Clinical Biomechanics, 97:1-6
Safar Khan, Prasath Mageswaran, G. Brock, M. Eisner, Sue A. Ferguson, William S. Marras
     Ergonomics, 61(1):105-117
Eric B. Weston, Mina Alizadeh, Hamed Hani, Gregory G. Knapik, Reid A. Souchereau, William S. Marras
 
Year Spine Research & Modeling
Clinical Research
Applied Research
Miscellaneous

2021

 
     Neurosurgery, 88(5):1021-1027
Dukagjin M. Blakaj, Joshua D. Palmer, K. Dibs, A. Olausson, Eric C. Bourekas, Daniel Boulter, Ahmet S. Ayan, E. Cochran, William S. Marras, Prasath Mageswaran, M. Katzir, V.O. Yildiz, J. Grecula, A. Arnett, R. Raval, T. Scharschmidt, J.B. Elder, R. Lonser, A. Chakravarti, Ehud Mendel
     Applied Ergonomics, 96:1-12
Yibo Zhu, Eric B. Weston, Ranjana K. Mehta, William S. Marras
 
     
     Journal of Applied Biomechanics, 37:163-203
Jonathan S. Dufour, Alexander M. Aurand, Eric B. Weston, Christopher N. Haritos, Reid A. Souchereau, William S. Marras
 
Year Spine Research & Modeling Clinical Research Applied Research Miscellaneous

2020

Biomechanical musculoskeletal models of the cervical spine: A systematic literature review
     Clinical Biomechanics, 71:115-124
Mina Alizadeh, Gregory G. Knapik, Prasath Mageswaran, Ehud Mendel, Eric Bourekas, William S. Marras
 
An electromyography-assisted biomechanical cervical spine model: Model development and validation
     Clinical Biomechanics, 80:1-9
Mina Alizadeh, Alexander M. Aurand, Gregory G. Knapik, Jonathan S. Dufour, Ehud Mendel, Eric Bourekas, William S. Marras
 
 
One versus two-handed lifting and lowering: lumbar spine loads and recommended one-handed limits protecting the lower back
     Ergonomics, 63(4):505-521
Eric B. Weston, Alexander M. Aurand, Jonathan S. Dufour, Gregory G. Knapik, William S. Marras
 
A biomechanical evaluation of potential ergonomic solutions for use by firefighter and EMS providers when lifting heavy patients in their homes
     Applied Ergonomics, 82:1-8
Steven A. Lavender, Carolyn M. Sommerich, Steven Bigelow, Eric B. Weston, Kelly Seagren, Noura Amini Pay, Dawn Sillars, Vivek Ramachandran, Chunyi Sun, Yilun Xu, William S. Marras

 

Spinal loading and lift style in confined vertical space
     Applied Ergonomics, 84:1-11
Eric B. Weston, Jonathan S. Dufour, Ming-Lun Lu, William S. Marras
 
Year Spine Research & Modeling Clinical Research Applied Research Miscellaneous

2019

 
Patient and practitioner experience with clinical lumbar motion monitor wearable technology
     Health & Technology, 9(3):289-295
Sue A. Ferguson, Robin S. Berner, M.A. Bridger, Safdar N. Khan, Tristan E. Weaver, Elizabeth M. Yu, William S. Marras
 
Prevalence of low back pain, seeking medical care, and lost time due to low back pain among manual material handling workers in the United States
     BMC Musculoskeletal Disorders, 20(1), 243
Sue A. Ferguson, A. Merryweather, M.S. Thiese, K.T. Hegmann, Ming-Lun Lu, Jay M. Kapellusch, William S. Marras
Impact of two postural assist exoskeletons on biomechanical loading of the lumbar spine
     Applied Ergonomics, 75:1-7
Michael T. Picchiotti, Eric B. Weston, Gregory G. Knapik, Jonathan S. Dufour, William S. Marras
 
Year Spine Research & Modeling Clinical Research Applied Research Miscellaneous

2018

Development of a lumbar EMG-based coactivation index for the assessment of complex dynamic tasks
     Ergonomics, 61(3):381-389
Peter Le, Alexander Aurand, Benjamin Walter, Thomas M. Best, Safdar N. Khan, Ehud Mendel, William S. Marras

 

 

Biomechanically determined hand force limits protecting the low back during occupational pushing and pulling tasks
     Ergonomics, 61(6):853-865
Eric B. Weston, Alexander Aurand, Jonathan S. Dufour, Gregory G. Knapik, William S. Marras
 
Effectiveness of a vacuum lifting system in reducing spinal load during airline baggage handling
     Applied Ergonomics, 70:247-252
Ming-Lun Lu, Jonathan S. Dufour, Eric B. Weston, William S. Marras
 
Biomechanical evaluation of exoskeleton use on loading of the lumbar spine
     Applied Ergonomics, 68:101-108
Eric B. Weston, Mina Alizadeh, Gregory G. Knapik, Xueke Wang, William S. Marras
Scientific basis of ISO standards on biomechanical risk factors
Scand J Work Environ Health, 44(3):327-333
Tom J. Armstrong, A. Burdorf, A. Descatha, A. Farioli, M. Graf, S. Horie, William S. Marras, J.R. Potvin, D. Rempel, G. Spatari, E. Takala, J. Verbeek, F.S. Violante
 
Authors’ response: Letter to the Editor concerning OCRA as preferred method in ISO standards on biomechanical risk factors
     Scand J Work Environ Health, 44(4):439-440
Tom J. Armstrong, A. Burdorf, A. Descatha, A. Farioli, M. Graf, S. Horie, William S. Marras, J.R. Potvin, D. Rempel, G. S. Takala, J. Verbeek, F.S. Violante
Year Spine Research & Modeling Clinical Research Applied Research Miscellaneous

2017

An exploratory electromyography-based coactivation index for the cervical spine
     Human Factors, 60(1):68-79
Peter Le, Alexander Aurand, Thomas M. Best, Safdar N. Khan, Ehud Mendel, William S. Marras
 
Development and testing of a moment-based coactivation index to assess complex dynamic tasks for the lumbar spine
     Clinical Biomechanics, 46:23-32
Peter Le, Alexander Aurand, Jonathan S. Dufour, Gregory G. Knapik, Thomas M. Best, Safdar N. Khan, Ehud Mendel, William S. Marras
 
Validation of a personalized curved muscle model of the lumbar spine during complex dynamic exertions
     Journal of Electromyography and Kinesiology, 33:1-9
Jaejin Hwang, Gregory G. Knapik, Jonathan S. Dufour, Thomas M. Best, Safdar N. Khan, Ehud Mendel, William S. Marras
 
A review of methods to assess coactivation in the spine
     Journal of Electromyography and Kinesiology, 32:51-60
Peter Le, Thomas M. Best, Safdar N. Khan, Ehud Mendel, William S. Marras
 
Curved muscles in biomechanical models of the spine: A systematic literature review
     Ergonomics, 60(4):577-588
Jaejin Hwang, Gregory G. Knapik, Jonathan S. Dufour, William S. Marras
MR Elastography-derived stiffness: A biomarker for intervertebral disc degeneration
     Radiology, 285(1):167-175.
Benjamin Walter, Prasath Mageswaran, X. Mo, D.J. Boulter, H. Mashaly, X.V. Nguyen, L.M. Prevedello, W. Thoman, B.D. Raterman, P. Kaira, Ehud Mendel, William S. Marras, Arunkark Kolipaka
Spine loading during the application and removal of lifting slings: The effects of patient weight, bed height and work method
     Ergonomics, 60(5):636-648
Shasank Nagavarapu, Steven A. Lavender, William S. Marras
 
Wheelchair pushing and turning: Lumbar spine and shoulder loads and recommended limits
     Ergonomics, 60(12):1754-1765
Eric B. Weston, Safdar N. Khan, William S. Marras
 
 
A biomechanical and physiological study of office seat and tablet device interaction
     Applied Ergonomics, 62:83-93
Eric B. Weston, Peter Le, William S. Marras
Accuracy map of an optical motion capture system with 42 or 21 cameras in a large measurement volume
     Journal of Biomechanics, 58:237-240
Alexander Aurand, Jonathan S. Dufour, William S. Marras
 
An EMG-driven biomechanical model of the canine cervical spine
     Journal of Electromyography and Kinesiology, 32:101-109
Mina Alizadeh, Gregory G. Knapik, Jonathan S. Dufour, C. Zindl, M.J. Allen,  J. Bertran, N. Fitzpatrick, William S. Marras
Year Spine Research & Modeling Clinical Research Applied Research Miscellaneous

2016

A biologically-assisted curved muscle model of the lumbar spine: Model structure
     Clinical Biomechanics, 37:53-59
Jaejin Hwang, Gregory G. Knapik, Jonathan S. Dufour, Alexander Aurand, Thomas M. Best, Safdar N. Khan, Ehud Mendel, William S. Marras
 
A biologically-assisted curved muscle model of the lumbar spine: Model validation
     Clinical Biomechanics, 37:153-159
Jaejin Hwang, Gregory G. Knapik, Jonathan S. Dufour, Thomas M. Best, Safdar N. Khan, Ehud Mendel, William S. Marras
 
Prediction of magnetic resonance imaging-derived trunk muscle geometry with application to spine biomechanical modeling
     Clinical Biomechanics, 37:60-64
Jaejin Hwang, Jonathan S. Dufour, Gregory G. Knapik,  Thomas M. Best, Safdar N. Khan, Ehud Mendel, William S. Marras
The contribution of biomechanical-biological interactions of the spine to low back pain
     Human Factors, 58(7):965-975
William S. Marras, Benjamin A. Walter, Devina Purmessur, Prasath Mageswaran, M.G. Wiet
 
MRI cross sectional atlas of normal canine cervical musculoskeletal structure
     Research in Veterinary Science, 109:94-100
Mina Alizadeh, Claudia Zindl, Matthew J. Allen, Gregory G. Knapik, Noel Fitzpatrick, William S. Marras
Year Spine Research & Modeling Clinical Research Applied Research Miscellaneous

2015

The secret life of the spine
     Mechanical Engineering Magazine, 137(10):30-35
William S. Marras
 
     Ergonomics, 58(2):227-234
Ahmed T. Farrag, W.H. Elsayed, M.M. El-Sayyad, William S. Marras
 
Changes in muscular activity and lumbosacral kinematics in response to handling objects of unknown mass magnitude
     Human Movement Science, 40:315-325
Walaa Elsayed, Ahmed Farrag, M. El-Sayyad, William S. Marras
Low back functional health status of patient handlers
     Journal of Occupational Rehabilitation, 25(2):296-302
Sue A. Ferguson, Dustin R. Grooms, James A. Onate, Safdar N. Khan, William S. Marras
Biomechanical patterns of text message distraction
     Ergonomics, 58(10):1690-1700
Peter Le, Jaejin Hwang, Sarah Grawe, Jing Li, Alison Snyder, Christina Lee, William S. Marras
 
Year Spine Research & Modeling Clinical Research Applied Research Miscellaneous

2014

 

Cumulative spine loading and clinically meaningful declines in low-back function
     Human Factors, 56(1):29-43
William S. Marras, Sue A. Ferguson, Steven A. Lavender, Riley E. Splittstoesser, Gang Yang
 
Are workers who leave a job exposed to similar physical demands as workers who develop clinically meaningful declines in low-back function?
     Human Factors, 56(1):58-72
Sue A. Ferguson, William S. Marras, Steven A. Lavender, Riley E. Splittstoesser, Gang Yang
Objective classification of vehicle seat discomfort
     Ergonomics, 57(4):536-544
Peter Le, Joseph Rose, Gregory Knapik, William S. Marras
 
Expert interview: William Marras
     American Journal of Safe Patient Handling & Movement, 4(2):57-61
Heather M. Monaghan, William S. Marras
 
Special issue preface:  Epidemiological studies of workplace musculoskeletal disorders
     Human Factors, 56(1):5
Arun Garg, William S. Marras
Year Spine Research & Modeling Clinical Research Applied Research Miscellaneous

2013

Carrying and spine loading
     Ergonomics, 56(11):1722-1732
Joseph D. Rose, Ehud Mendel, William S. Marras
 
An EMG-assisted model calibration technique that does not require MVCs
Journal of Electromyography and Kinesiology, 23(3):608-613
Jonathan S. Dufour, William S. Marras, Gregory G. Knapik
Spine kinematics predict symptom and lost time recurrence: How much recovery is enough?
     Journal of Occupational Rehabilitation, 23(3):329-335
Sue A. Ferguson, William S. Marras
Comparisons of tibial accelerations when walking on a wood composite vs. a concrete mezzanine surface
     Applied Ergonomics, 44:824-827
Steven A. Lavender, Jay P. Mehta, W. Gary Allread
 
Shoulder muscle fatigue during repetitive tasks as measured by electromyography and near-infrared spectroscopy
     Human Factors, 55(6):1077-1087
Sue A. Ferguson, W. Gary Allread, Peter Le, Joseph Rose, William S. Marras
 
Year Spine Research & Modeling Clinical Research Applied Research Miscellaneous

2012

 
A nonlinear contact algorithm predicting facet joint contribution in the lumbar spine of a specific person
     Theoretical Issues in Ergonomics Science, 13(3):303-317
Kimberly A. Vandlen, William S. Marras, Daniel Mendelsohn
 
Tolerance of the lumbar spine to shear: A review and recommended exposure limits
     Clinical Biomechanics, 27:973-978
Sean Gallagher, William S. Marras
Immune responses to low back pain risk factors
     Work, 41:6016-6023
Riley E. Splittstoesser, William S. Marras, Thomas M. Best
 
Non-specific low back pain
     The Lancet, 378(9829):1874
J.H. Van Dieen, P.P.F.M. Kuijer, Alex Burdof, William S. Marras, Michael A. Adams
 
Use of a personalized hybrid biomechanical model to assess change in lumbar spine function with a TDR compared to an intact spine
     European Spine Journal, 21(S.5):S641-S652
Gregory G. Knapik, Ehud Mendel, William S. Marras
Association between spinal loads and the psychophysical determination of maximum acceptable force during pushing tasks
     Ergonomics, 55(9):1104-1114
Peter Le, Jonathan S. Dufour, Heath Monat, Joseph Rose, Zach Huber, Emma Alder, Radin Zaid Radin Umar, Bryan Hennessey, Mohini Dutt, William S. Marras
 
Developing physical exposure-based back injury risk models applicable to manual handling jobs in distribution centers
     Journal of Occupational and Environmental Hygiene, 9:450-459
Steven A. Lavender, William S. Marras, Sue A. Ferguson, Riley E. Splittstoesser, Gang Yang
 
Biomechanical, psychosocial and individual risk factors predicting low back functional impairment among furniture distribution employees
     Clinical Biomechanics, 27:117-123
Sue A. Ferguson, W. Gary Allread, Deborah L. Burr, Catherine Heaney, William S. Marras
 
Musculoskeletal disorder risk during automotive assembly: Current vs. seated
     Applied Ergonomics, 43:671-678
Sue A. Ferguson, William S. Marras, W. Gary Allread, Gregory G. Knapik, Riley E. Splittstoesser
A strategy for human factors/ergonomics: Developing the discipline and profession
     Ergonomics, 55(4):377-395
Jan Dul, Ralph Bruder, Peter Buckle, Pascale Carayon, Pierre Falzon, William S. Marras, John R. Wilson, Bas van der Doelen
 
Response to the commentary, 'A question of our marketing or our preconceptions'
     Ergonomics, 55(12):1618-1620
Jan Dul, Ralph Bruder, Peter Buckle, Pascale Caryon, Pierre Falzon, William S. Marras, John R. Wilson, Bas Van der Boelen
  Spine Research & Modeling Clinical Research Applied Research Miscellaneous

2011

The biochemical response to biomechanical tissue loading on the low back during physical work exposure
     Clinical Biomechanics, 26(5): 431-437
Gang Yang, William S. Marras, Thomas M. Best
 
Musculoskeletal disorder risk as a function of vehicle rotation angle during assembly tasks
     Applied Ergonomics, 42:699-710
Sue A. Ferguson, William S. Marras, W. Gary Allread, Gregory G. Knapik, Kimberly A. Vandlen, Riley E. Splittstoesser, Gang Yang
Effects of postural and visual stressors on myofascial trigger point development and motor unit rotation during computer work
     Journal of Electromyography and Kinesiology, Volume 21(1):41-48
Jeffrey A. Hoyle, William S. Marras, James E. Sheedy, Dennis E. Hart
  Spine Research & Modeling Clinical Research Applied Research Miscellaneous

2010

Instrumentation for measuring dynamic spinal load moment exposures in the workplace
     Journal of Electromyography and Kinesiology, 20(1):1-9
William S. Marras, Steven A. Lavender, Sue A. Ferguson, Riley E. Splittstoesser, Gang Yang, Pete Schabo
Quantitative dynamic measures of physical exposure: Predict low back functional impairment
     Spine, 35(8):914-923
William S. Marras, Steven A. Lavender, Sue A. Ferguson, Riley E. Splittstoesser, Gang Yang
Quantitative biomechanical workplace exposure measures: Distribution centers
     Journal of Electromyography and Kinesiology, 20(5):813-822
William S. Marras, Steven A. Lavender, Sue A. Ferguson, Riley E. Splittstoesser, Gang Yang
 
Investigating reduced bag weight as an effective risk mediator for mason tenders
     Applied Ergonomics, 41(6):822-831
Kermit G. Davis, S.E. Kotowski, J. Albers, William S. Marras
 
  Spine Research & Modeling Clinical Research Applied Research Miscellaneous

2009

 

Quantification of a meaningful change in low back functional impairment
     Spine, 34(19):2060-2065
Sue A. Ferguson, William S. Marras, Deborah L. Burr, Stephen Woods, Ehud Mendel, Purnendu Gupta
Lumbar spine forces during manoeuvring of ceiling-based and floor-based patient transfer devices
     Ergonomics, 52(3):384-397
William S. Marras, Gregory G. Knapik, Sue A. Ferguson
 
Loading along the lumbar spine as influenced by speed, control, load magnitude, and handle height during pushing
     Clinical Biomechanics, 24(2):155-163
William S. Marras, Gregory G. Knapik, Sue A. Ferguson
 
Spine loading at different lumbar levels during pushing and pulling
     Ergonomics, 52(1):60-70
Gregory G. Knapik, William S. Marras
National Occupational Research Agenda (NORA) future directions in occupational musculoskeletal disorder health research
     Applied Ergonomics, 40:15-22
William S. Marras, Robert G. Cutlip, Susan E. Burt, Thomas R. Waters
 
Point of view
     Spine, 34(4):322
William S. Marras
  Spine Research & Modeling Clinical Research Applied Research Miscellaneous

2008

 

   
  Spine Research & Modeling Clinical Research Applied Research Miscellaneous

2007

A comparison of fatigue failure responses of old versus middle-aged lumbar motion segments in simulated flexed lifting
     Spine, 32(17)1832-1839
Sean Gallagher, William S. Marras, Alan S. Litsky, Deborah Burr, John Landoll, Velimir Matkovic
 
Estimation of the dynamic spinal forces using a recurrent fuzzy neural network
     IEEE Transactions on Systems, Man, and Cybernetics – Part B: Cybernetics, 37(1):100-109
Yanfeng Hou, Jacek M. Zurada, Waldemar Karwowski, William S. Marras, Kermit Davis
Low back pain and the workplace
     Journal of the American Medical Association, 298(4):403-404
Arun Garg, Fred Gerr, Jeffrey N. Katz, William S. Marras, Barbara Silverstein
 
Low back pain recurrence in occupational environments
     Spine, 32(21):2387-2397
William S. Marras, Sue A. Ferguson, Deborah Burr, Pete Schabo, Anthony Maronitis
The influence of lift frequency, lift duration, and work experience on discomfort reporting
     Ergonomics, 50(3):396-409
Julia Parakkat, Gang Yang, Anne-Marie Chany, Deborah Burr, William S. Marras
 
Spinal loading during manual materials handling in a kneeling posture
     Journal of Electromyography and Kinesiology, 17:25-34
Riley E. Splittstoesser, Gang Yang, Greg G. Knapik, David R. Trippany, Jeff A. Hoyle, Parul Lahoti, Sahika Vatan Korkmaz, Carolyn M. Sommerich, Steven A. Lavender, William S. Marras
 
The effects of work experience, lift frequency and exposure duration on low back muscle oxygenation
     Clinical Biomechanics, 22:21-27
Gang Yang, Anne-Marie Chany, Julia Parakkat, Deborah Burr, William S. Marras
 
Modification of an EMG-assisted biomechanical model for pushing and pulling
     International Journal of Industrial Ergonomics, 37(11-12):825-831
Erich W. Theado, Gregory G. Knapik, William S. Marras
 
The effect of phone design on upper extremity discomfort and muscle fatigue
     Human Factors, 49(4):602-618
Anne-Marie Chany, William S. Marras, Deborah L. Burr
Identification of key variables using fuzzy average with fuzzy cluster distribution
     IEEE Transactions on Fuzzy Systems, 15(4):673-685
Yanfeng Hou, Jacek M. Zurada, Waldemar Karwowski, William S. Marras, Kermit Davis
  Spine Research & Modeling Clinical Research Applied Research Miscellaneous

2006

A fuzzy relational rule network modeling of electromyographical activity of trunk muscles in manual lifting based on trunk angles, moments, pelvic tilt and rotation angles
     International Journal of Industrial Ergonomics, 36(10):847-859
Waldemar Karwowski, Adam Gaweda, William S. Marras, Kermit G. Davis, Jozef Zurada, David Rodrick
 
An exploratory study of loading and morphometric factors associated with specific failure modes in fatigue testing of lumbar motion segments
     Clinical Biomechanics, 21:228-234
Sean Gallagher, William S. Marras, Alan S. Litsky, Deborah L. Burr
 
Baggage handling in an airplane cargo hold: An ergonomic intervention study
     International Journal of Industrial Ergonomics, 36:301-312
Sahika Vatan Korkmaz, Jeff A. Hoyle, Gregory G. Knapik, Riley E. Splittstoesser, Gang Yang, David R. Trippany, Parul Lahoti, Carolyn M. Sommerich, Steven A. Lavender, William S. Marras
 
Spine loading as a function of lift frequency, exposure duration, and work experience
     Clinical Biomechanics, 21(2):345-352
William S. Marras, Julia Parakkat, Anne-Marie Chany, Gang Yang, Deborah L. Burr, Steven A. Lavender
 
Changes in spine loading patterns throughout the workday as a function of experience, lift frequency and personality
     The Spine Journal, 6:296-305
Anne-Marie Chany, Julia Parakkat, Gang Yang, Deborah L. Burr, William S. Marras
Myofascial trigger point development from visual and postural stressors during computer work
     Journal of Electromyography and Kinesiology, 16:115-124
Delia E. Treaster, William S. Marras, Deborah Burr, James E. Sheedy, Dennis E. Hart.
 
Prevention of work related musculoskeletal disorders
     Proceedings of the Human Factors and Ergonomics Society 50th Annual Meeting, 50(13):1299-1302
Sue A. Ferguson, Barbara Silverstein, Martin Cherniack, Arun Garg, Steven A. Lavender
 
Does personality affect the risk of developing musculoskeletal disorders?
     Theoretical Issues in Ergonomics Science, 7(2):149-167
W. Gary Allread, William S. Marras
  Spine Research & Modeling Clinical Research Applied Research Miscellaneous

2005

The prediction of lumbar spine geometry: Method development and validation
     Clinical Biomechanics, 20:455-464
Naira Campbell-Kyureghyan, William S. Marras, Deborah Burr, Michael J. Jorgensen
 
     Ergonomics, 48(8):1031-1046
Kermit G. Davis, William S. Marras
 
     Ergonomics, 48(5):464-47
William S. Marras
 
Torso flexion loads and the fatigue failure of human lumbrosacral motion segments
     Spine, 30(20):2265-2273
Sean Gallagher, William S. Marras, Alan S. Litsky, Deborah Burr
 
Sagittal plane moment arms of the female lumbar region rectus abdominis in an upright neutral torso posture
     Clinical Biomechanics, 20(3):242-246
Michael J. Jorgensen, William S. Marras, F.W. Smith, M.H. Pope
Functional impairment as a predictor of spine loading
     Spine, 30(7):729-737
William S. Marras, Sue. A. Ferguson, Deborah Burr, Kermit G. Davis, Purnendu Gupta
 
Differences among outcome measures in occupational low back pain
     Journal of Occupational Rehabilitation, 15(3):329-341
Sue A. Ferguson, William S. Marras, Deborah L. Burr
 
Workplace design guidelines for asymptomatic vs. low back injured workers
     Applied Ergonomics, 36(1):85-95
​Sue A. Ferguson, William S. Marras, Deborah L. Burr
 
The effect of ergonomic interventions in healthcare facilities on musculoskeletal disorders
     American Journal of Industrial Medicine, 48:338-347
Kaori Fujishiro, Jean L. Weaver, Catherine A. Heaney, Christopher A. Hamrick, William S. Marras
  Spine Research & Modeling Clinical Research Applied Research Miscellaneous

2004

Classification of jobs with risk of low back disorders by applying data mining techniques
     Occupational Ergonomics, 4(4):291-305
Jozef Zurada, Waldemar Karwowski, William S. Marras
Revised protocol for the kinematic assessment of impairment
     The Spine Journal, 4(2):163-169
Sue A. Ferguson, William S. Marras
 
Spine loading in patients with low back pain during asymmetric lifting exertions
     The Spine Journal, 4(1):64-75
William S. Marras, Sue A. Ferguson, Deborah Burr, Kermit G. Davis, Purnendu Gupta
 
Differences in motor recruitment and resulting kinematics between low back pain patients and asymptomatic participants during lifting exertions
     Clinical Biomechanics, 19(10):992-999
Sue A. Ferguson, William S. Marras, Deborah L. Burr, Kermit G. Davis, Purnendu Gupta
 
The influence of individual low back health status on workplace trunk kinematics and risk of low back disorder
     Ergonomics, 47(11):1226-1237
Sue A. Ferguson, William S. Marras, Deborah L. Burr
     Journal of Agricultural Safety and Health, 10(4):257-274
W. Gary Allread, Jay R. Wilkins, Tom Waters, William S. Marras
  Spine Research & Modeling Clinical Research Applied Research Miscellaneous

2003

Effect of torso flexion on the lumbar torso extensor muscle sagittal plane moment arms
     The Spine Journal, 3(5):363-369
Michael J. Jorgensen, William S. Marras, Purnendu Gupta, Thomas R. Waters
 
Cross-sectional area of the lumbar back muscles as a function of torso flexion
     Clinical Biomechanics, 18(4):280-286
Michael J. Jorgensen, William S. Marras, Purnendu Gupta, Thomas R. Waters
 
A neuro-fuzzy model for estimating electromyographical activity of trunk muscles due to manual lifting
     Ergonomics, 46(1-3):285-309
Wookgee Lee, Waldemar Karwowski, William S. Marras, David Rodrick
 
The case for cumulative trauma in low back disorders
     The Spine Journal, 3(3):177-179
William S. Marras
 
Gender influences on spine loads during complex lifting
     The Spine Journal, 3(2):93-99
William S. Marras, Kermit G. Davis, Michael J. Jorgensen
 
Validity and reliability of sincerity test for dynamic trunk motions
     Disability and Rehabilitation, 25(4-5):236-241
Sue A. Ferguson, Sean Gallagher, William S. Marras
   
  Spine Research & Modeling Clinical Research Applied Research Miscellaneous

2002

Spine loading as a function of gender
     Spine, 27(22):2514-2520
William S. Marras, Kermit G. Davis, Michael J. Jorgensen
 
     Spine, 27(23):2645-2653
Kermit P. Davis, William S. Marras, Catherine A. Heaney, Thomas R. Waters, Purnendu Gupta.
 
Kinematic contribution and synchronization of the trunk, hip, and knee during free-dynamic lifting
     Occupational Ergonomics, 3(2):99-103
Kermit G. Davis, Riley E. Splittstoesser, William S. Marras
 
Spinal loading when lifting from industrial storage bins
     Ergonomics, 45(6):399-414
Sue A. Ferguson, Laura L. Gaudes-MacLaren, William S. Marras, Thomas R. Waters, Kermit G. Davis
 
Grip force and muscle activity differences due to glove type
     AIHA Journal, 63(3):269-274
Kimberly Kovacs, Riley Splittstoesser, Anthony Maronitis, William S. Marras
 
     Ergonomics, 45(5):380-398
Sean Gallagher, William S. Marras, Kermit G. Davis, Kimberly Kovacs
 
A study of female Mexican anthropometric measures useful for workstation design in light manufacturing facilities
     AIHA Journal, 63(3):300-304
Steven A. Lavender, William S. Marras, R.J. Sabol
Biomechanical aspects of work-related musculoskeletal disorders
     Theoretical Issues in Ergonomic Science, 2(2):153-217
Robert G. Radwin, William S. Marras, Steven A. Lavender
  Spine Research & Modeling Clinical Research Applied Research Miscellaneous

2001

Female and male trunk geometry: Size and prediction of the spine loading trunk muscles derived from MRI
     Clinical Biomechanics, 16(1):38-46
William S. Marras, Michael J. Jorgensen, Kevin P. Granata, J. W. Wiand
 
Quantification of trunk motion in response to complex platform perturbations while holding weights in an upright posture
     Biomedical Engineering, Applications, Basis and Communications, 13(1):33-46
Mohamad Parnianpour, Kaushik Ghosh, K. Barin, William S. Marras
 
A non-MVC EMG normalization technique for the trunk musculature: Part 1. Method development
     Journal of Electromyography and Kinesiology, 11(1):1-9
William S. Marras, Kermit G. Davis
 
A non-MVC EMG normalization technique for the trunk musculature: Part 2. Validation and use to predict spinal loads
     Journal of Electromyography and Kinesiology, 11(1):11-18
William S. Marras, Kermit G. Davis, Anthony B. Maronitis
 
MRI-derived moment-arms of the female and male spine loading muscles
     Clinical Biomechanics, 16(3):182-193
Michael J. Jorgensen, William S. Marras, Kevin P. Granata, J. W. Wiand
Spine loading characteristics of patients with low back pain compared with asymptomatic individuals
     Spine, 26(23):2566-2574
William S. Marras, Kermit G. Davis, Sue A. Ferguson, Benjamin R. Lucas, Purnendu Gupta
 
Predicting recovery using continuous low back pain outcome measures
     The Spine Journal, 1(1):57-65
Sue A. Ferguson, Purnendu Gupta, William S. Marras, Catherine Heaney
 
Localized oxygen use of healthy and low back pain individuals during controlled trunk movements
     Journal of Spinal Disorders, 14(2):150-158
Kimberly M. Kovacs, William S. Marras, Alan S. Litsky, Purnendu Gupta, Sue A. Ferguson
 
   
  Spine Research & Modeling Clinical Research Applied Research Miscellaneous

2000

The influence of psychosocial stress, gender, and personality on mechanical loading of the lumbar spine
     Spine, 25(23):3045-3054
William S. Marras, Kermit G. Davis, Catherine A. Heaney, Anthony B. Maronitis, W. Gary Allread
 
Cost-benefit of muscle co-contraction in protecting against spinal instability
     Spine, 25(11):1398-1404
Kevin P. Granata, William S. Marras
 
Occupational low back disorder causation and control
     Ergonomics, 43(7):880-902
William S. Marras
 
The effects of motion on trunk biomechanics
     Clinical Biomechanics, 15(10):703-717
Kermit G. Davis, William S. Marras
 
 
Prospective validation of a low-back disorder risk model and assessment of ergonomic interventions associated with manual materials handling tasks
     Ergonomics, 43(11):1866-1886
William S. Marras, W. Gary Allread, Deborah L. Burr, Fadi A. Fathallah
Longitudinal quantitative measures of the natural course of low back pain recovery
     Spine, 25(15):1950-1956
Sue A. Ferguson, William S. Marras, Purnendu Gupta
 
Impairment magnification during dynamic trunk motions
     Spine, 25(5):587-595
William S. Marras, Karen E. K. Lewis, Sue A. Ferguson, Mohamad Parnianpour
Finger motion, wrist motion, and tendon travel as a function of keyboard angles
     Clinical Biomechanics, 15(7):489-498
John E. Nelson, Delia E. Treaster, William S. Marras
 
An assessment of alternate keyboards using finger motion, wrist motion, and tendon travel
     Clinical Biomechanics, 15(7):499-503
Delia E. Treaster, William S. Marras
 
Measuring trunk motions in industry: Variability due to task factors, individual differences, and the amount of data collected
     Ergonomics, 43(6):691-701
W. Gary Allread, William S. Marras, Deborah L. Burr 
 
 
 
The effect of lumbar back support tension on trunk muscle activity
     Clinical Biomechanics, 15(4):292-294
Michael J. Jorgensen, William S. Marras
 
  Spine Research & Modeling Clinical Research Applied Research Miscellaneous

1999

Variation in spinal load and trunk dynamics during repeated lifting exertions
     Clinical Biomechanics, 14(6):367-375
Kevin P. Granata, William S. Marras, Kermit G. Davis
 
Regression models for predicting peak and continuous three-dimensional spinal loads during symmetric and asymmetric lifting tasks
     Human Factors, 41(3):373-388
Fadi A. Fathallah, William S. Marras, Mohamad Parnianpour
 
Variability in spine loading model performance
     Clinical Biomechanics, 14(8):505-514
William S. Marras, Kevin P. Granata, Kermit G. Davis
 
Relation between spinal load factors and the high-risk probability of occupational low-back disorder
     Ergonomics, 42(9):1187-1199
Kevin P. Granata, William S. Marras
The quantification of low back disorder using motion measures: Methodology and validation
     Spine, 24(20):2091-2100
William S. Marras, Sue A. Ferguson, Purnendu Gupta, Smarajit Bose, Mohamad Parnianpour, Jung-Yong Kim, Robert R. Crowell
A comprehensive analysis of low-back disorder risk and spinal loading during the transferring and repositioning of patients using different techniques
     Ergonomics, 42(7):904-926
William S. Marras, Kermit G. Davis, Bryan C. Kirking, Patricia K. Bertsche
 
The effectiveness of commonly used lifting assessment methods to identify industrial jobs associated with elevated risk of low-back disorders
     Ergonomics, 42(1):229-245
William S. Marras, L.J. Fine, Sue A. Ferguson, Thomas R. Waters
 
Significance of biomechanical and physiological variables during the determination of maximum acceptable weight of lift
     Ergonomics, 42(9):1216-1232
Michael J. Jorgensen, Kermit G. Davis, Bryan C. Kirking, Karen E.K. Lewis, William S. Marras
 
The effects of box features on spine loading during warehouse order selecting
     Ergonomics, 42(7):980-996
William S. Marras, Kevin P. Granata, Kermit G. Davis, W. Gary Allread, Michael J. Jorgensen
 
Spine loading and trunk kinematics during team lifting
     Ergonomics, 42(10):1258-1273
William S. Marras, Kevin P. Granata, Kermit G. Davis, Brian C. Kirking
 
  Spine Research & Modeling Clinical Research Applied Research Miscellaneous

1998

Trunk muscle activities during asymmetric twisting motions
     Journal of Electromyography and Kinesiology, 8(4):247-256
William S. Marras, Kermit G. Davis, Kevin P. Granata
 
The effect of electromyogram-force relationships and method of gain estimation on the predictions of an electromyogram-driven model of spinal loading
     Spine, 23(4):423-429
Patrick J. Sparto, Mohamad Parnianpour, William S. Marras, Kevin P. Granata, Tom E. Reinsel, Sheldon R. Simon
 
An assessment of complex spinal loads during dynamic lifting tasks
     Spine, 23(6):706-716
Fadi A. Fathallah, William S. Marras, Mohamad Parnianpour
 
The role of complex, simultaneous trunk motions in the risk of occupationally-related low back disorders
     Spine, 23(9):1035-1042
Fadi A. Fathallah, William S. Marras, Mohamad Parnianpour
 
Evaluation of spinal loading during lowering and lifting
     Clinical Biomechanics, 13(3):141-152
Kermit G. Davis, William S. Marras, Thomas R. Waters
 
Spade design, lumbar motions, risk of low-back injury and digging posture
     Occupational Ergonomics, 1(3):157-172
Robert S. Bridger, Patrick J. Sparto, William S. Marras
 
Reduction of spinal loads through the use of handles
     Ergonomics, 41(8):1155-1168
Kermit G. Davis, William S. Marras, Thomas R. Waters
 
Spine loading during asymmetric lifting using one vs. two hands
     Ergonomics, 41(6):817-834
William S. Marras, Kermit G. Davis
 
A method for developing biomechanical profiles of hand-intensive tasks
     Clinical Biomechanics, 13:261-271
Carolyn M. Sommerich, William S. Marras, Mohamad Parnianpour
 
  Spine Research & Modeling Clinical Research Applied Research Miscellaneous

1997

Spine loading during trunk lateral bending motions
     Journal of Biomechanics, 30(7):697-703
William S. Marras, Kevin P. Granata
 
The development of an EMG-assisted model to assess spine loading during whole-body free-dynamic lifting
     Journal of Electromyography and Kinesiology, 7(4):259-268
William S. Marras, Kevin P. Granata
 
A method for measuring external spinal loads during unconstrained free-dynamic lifting
     Journal of Biomechanics, 30(9):975-978
Fadi A. Fathallah, William S. Marras, Mohamad Parnianpour, Kevin P. Granata
 
Neuromuscular trunk performance and spinal loading during a fatiguing isometric trunk extension with varying torque requirements
     Journal of Spinal Disorders, 10(2):145-156
Patrick J. Sparto, Mohamad Parnianpour, William S. Marras, Kevin P. Granata, Tom E. Reinsel, Sheldon R. Simon
 
Changes in trunk dynamics and spine loading during repeated trunk exertions
     Spine, 22(21):2564-2570
William S. Marras, Kevin P. Granata
 
The effect of complex dynamic lifting and lowering characteristics on trunk muscles recruitment
     Journal of Occupational Rehabilitation, 7(3):121-138
Fadi A. Fathallah, William S. Marras, Mohamad Parnianpour
Dynamic low back functional motion capacity evaluation
     Journal of Occupational Rehabilitation, 6(4):203-214
Sue A. Ferguson, William S. Marras, Robert R. Crowell
Biomechanical assessment of lifting dynamics, muscle activity and spinal loads while using three different styles of lifting belt
     Clinical Biomechanics, 12(2):107-115
William S. Marras, Kermit G. Davis, Bryan C. Kirking, Kevin P. Granata
 
A neural network-based system for classification of industrial jobs with respect to risk of low back disorders due to workplace design
     Applied Ergonomics, 28(1):49-58
Jozef Zurada, Waldemar Karwowski, William S. Marras
 
A literature review of low back disorder surveillance measures and risk factors
     Clinical Biomechanics, 12(4):211-226
Sue A. Ferguson, William S. Marras
 
Spine loading and probability of low back disorder risk as a function of box location on a pallet
     International Journal of Human Factors in Manufacturing, 7(4):323-336
William S. Marras, Kevin P. Granata, Kermit G. Davis, W. Gary Allread, Michael J. Jorgensen
 
Influence of lift moment in determining MAWL
     Human Factors, 39(2):312-322
Kermit G. Davis, Bryan C. Kirking, Laura L. Gaudes, Jaehwan Yang, William S. Marras
 
An ergonomic comparison of industrial spray paint guns
     International Journal of Industrial Ergonomics, 19:425-435
Chi-Chang Lee, J. Eric Nelson, Kermit G. Davis, William S. Marras
 
  Spine Research & Modeling Clinical Research Applied Research Miscellaneous

1996

Quantitative assessment of the control capability of the trunk muscles during oscillatory bending motion under a new experimental protocol
     Clinical Biomechanics, 11(7):385-391
Jung-Yong Kim, Mohamad Parnianpour, William S. Marras
 
A method for measuring external loads during dynamic lifting exertions
     Journal of Biomechanics, 29(9):1219-1222
Kevin P. Granata, William S. Marras, Fadi A. Fathallah
 
Intra-abdominal pressure during trunk extension motions
     Clinical Biomechanics, 11(5):267-274
William S. Marras, Gary A. Mirka
 
Trunk kinematics of one-handed lifting and effects of asymmetry and load weight
     Ergonomics, 39(2):322-334
W. Gary Allread, William S. Marras, Mohamad Parnianpour
 
Observations on the relationship between key strike force and typing speed
     American Industrial Hygiene Association Journal, 57:1109-1114
Carolyn M. Sommerich, William S. Marras, Mohamad Parnianpour
 
A quantitative description of typing biomechanics
     Journal of Occupational Rehabilitation, 6(1):33-55
Carolyn M. Sommerich, William S. Marras, Mohamad Parnianpour
 
  Spine Research & Modeling Clinical Research Applied Research Miscellaneous

1995

The influence of trunk muscle coactivity upon dynamic spinal loads
     Spine, 20(8):913-919
Kevin P. Granata, William S. Marras
 
An EMG-assisted model of trunk loading during free-dynamic lifting
     Journal of Biomechanics, 28(11):1309-1317
Kevin P. Granata, William S. Marras
 
A biomechanical assessment and model of axial twisting in the thoracolumbar spine
     Spine, 20(13):1440-1451
William S. Marras, Kevin P. Granata
 
Biomechanical risk factors for occupationally related low back disorders
     Ergonomics, 38(2):377-410
William S. Marras, Steven A. Lavender, Sue E. Leurgans, Fadi A. Fathallah, W. Gary Allread, Sue A. Ferguson, Sudhakar L. Rajulu
 
The classification of anatomic and symptom-based low back disorders using motion measure models
     Spine 20(23):2531-2546
William S. Marras, Mohamad Parnianpour, Sue A. Ferguson, Jung-Yong Kim, Robert R. Crowell, Smarajit Bose, Sheldon R. Simon
 
The effects of a temporal warning signal on the biomechanical preparations for sudden loading
     Journal of Electromyography and Kinesiology, 5(1):45-56 
Steven A. Lavender, William S. Marras
 
Diurnal variation in trunk kinematics during a typical work shift
     Journal of Spinal Disorders, 8(1):20-25
Fadi A. Fathallah, William S. Marras, Patrick L. Wright
 
Quantification of wrist motions during scanning
     Human Factors, 37(2):412-423
William S. Marras, Richard W. Marklin, Gerald J. Greenspan, Katherine R. Lehman

 

 

 

  Spine Research & Modeling Clinical Research Applied Research Miscellaneous

1994

The effect of task asymmetry, age and gender on dynamic trunk motion characteristics during repetitive trunk flexion and extension in a large normal population
     IEEE Transactions, 2(3):137-146
William S. Marras, Mohamad Parnianpour, Jung-Yong Kim, Sue A. Ferguson, Robert R. Crowell, Sheldon R. Simon
 
Dynamic biomechanical modelling of symmetric and asymmetric lifting tasks in restricted postures
     Ergonomics, 37(8):1289-1310
Sean Gallagher, Christopher A. Hamrick, Arnold C. Love, William S. Marras
 
The effects of mats on back and leg fatigue
     Applied Ergonomics, 25(1):29-34
Jung-Yong Kim, Carol Stuart-Buttle, William S. Marras
 
The use of turnover rate as a passive surveillance indicator for potential low back disorders
     Ergonomics, 37(6):971-978
Steven A. Lavender, William S. Marras
 
Industrial wrist motions and incidence of hand/wrist cumulative trauma disorders
     Ergonomics, 37(9):1449-1459
Richard W. Schoenmarklin, William S. Marras, Sue E. Leurgans
 
  Spine Research & Modeling Clinical Research Applied Research Miscellaneous

1993

The development of response strategies in preparation for sudden loading to the torso
     Spine, 18(14):2097-2105
Steven A. Lavender, William S. Marras, R. Allen Miller
 
Electromyographic studies of the lumbar trunk musculature during the generation of low-level trunk acceleration
     Journal of Orthopaedic Research, 11(6):811-817
William S. Marras, Gary A. Mirka
 
Vienna Physical Medicine Award
     European Journal of Physical Medicine, 3(6):218-235
William S. Marras, Mohamad Parnianpour, Sue A. Ferguson, Jung-Yong Kim, Robert R. Crowell, Sheldon R. Simon
 
Volvo Award for Low Back Pain Research
     Spine, 18(11)1396-1409
Gary A. Mirka, William S. Marras
 
An EMG-assisted model of loads on the lumbar spine during asymmetric trunk extensions
     Journal of Biomechanics, 26(12):1429-1438
Kevin P. Granata, William S. Marras
 
     American Industrial Hygiene Association Ergonomics Guide, ISBN 0-932627-52-8, Stock No. 174-ER-93
William S. Marras, J.D. McGlothlin, D.R. McIntyre, M.C. Nordin, K.H.E. Kroemer
 
The role of dynamic three-dimensional trunk motion in occupationally-related low back disorders: The effects of workplace factors, trunk position, and trunk motion characteristics on risk of injury
     Spine, 18(5):617-628
William S. Marras, Steven A. Lavender, Sue E. Leurgans, Sudhakar L. Rajulu, W. Gary Allread, Fadi A. Fathallah, Sue A. Ferguson
 
Wrist motions in industry
     Ergonomics, 36(4):341-351
William S. Marras, Richard W. Schoenmarklin
 
Anthropometry of industrial populations
     Ergonomics, 36(4):371-378
William S. Marras, Jung-Yong Kim
 
Occupational risk factors associated with soft tissue disorders of the shoulder: A review of recent investigations in the literature
     Ergonomics, 36(6):697-717
Carolyn M. Sommerich, James D. McGlothlin, William S. Marras
 
Dynamic capabilities of the wrist joint in industrial workers
     International Journal of Industrial Ergonomics, 11(3):207-224
Richard W. Schoenmarklin, William S. Marras

 

  Spine Research & Modeling Clinical Research Applied Research Miscellaneous

1992

Accuracy of a three dimensional lumbar motion monitor for recording dynamic trunk motion characteristics
     International Journal of Industrial Ergonomics, 9(1):75-87
William S. Marras, Fadi A. Fathallah, Robert J. Miller, Shelby W. Davis, Gary A. Mirka
 
Temporal patterns of trunk muscle activity throughout a dynamic, asymmetric lifting motion
     Human Factors, 34(2):215-230
Carolyn M. Sommerich, William S. Marras
 
Quantification of back motion during asymmetric lifting
     Ergonomics, 35(7/8):845-859
Sue A. Ferguson, William S. Marras, Thomas R. Waters
 
A comprehensive evaluation of trunk response to asymmetric trunk motion
     Spine, 17(3):318-326
William S. Marras, Gary A. Mirka
 
Quantification of velocity coupling during asymmetric lifting
     International Journal of Industrial Ergonomics, 10:207-215
Sue A. Ferguson, William S. Marras
     
  Spine Research & Modeling Clinical Research Applied Research Miscellaneous

1991

A three dimensional motion model of loads on the lumbar spine, part I: Model structure
     Human Factors, 33(2):123-137
William S. Marras, Carolyn M. Sommerich
 
A three dimensional motion model of loads on the lumbar spine, part II: Model validation
     Human Factors, 33(2):139-149
William S. Marras, Carolyn M. Sommerich
 
A model for the objective assessment of automobile restraint systems
     International Journal of Industrial Ergonomics, 8(1):59-65
William S. Marras
 
 
  Spine Research & Modeling Clinical Research Applied Research Miscellaneous

1990

Lumbar motion response to a constant load velocity lift
     Human Factors, 32(4):493-501
Gary A. Mirka, William S. Marras
 
Three dimensional dynamic motor performance of the normal trunk
     International Journal of Industrial Ergonomics, 6(3):211-224
William S. Marras, Sue A. Ferguson, Sheldon R. Simon
 
Muscle activities during asymmetric trunk angular accelerations
     Journal of Orthopaedic Research, 8(6):824-832
William S. Marras, Gary A. Mirka
Interdisciplinary perspectives on mechanisms and management of low back pain
     Rhode Island Medical Journal, 73(1):21-31
David A. Ahern, Michael J. Follick, Phillip Lucas, John Parziale, William S. Marras, Dianne L. Wilkin, Steven Wolf
An electromyographic analysis of an ergonomic intervention with the jack leg drill
     Applied Ergonomics, 21(2):90-100
Steven A. Lavender, William S. Marras
 
Industrial electromyography
     International Journal of Industrial Ergonomics, 6(1):89-93
William S. Marras
On the measurement of human strength
     International Journal of Industrial Ergonomics, 6:199-210
Karl H.E. Kroemer, William S. Marras, James D. McGlothlin, Donald R. McIntyre, Margareta C. Nordin
  Spine Research & Modeling Clinical Research Applied Research Miscellaneous

1989

The effects of preview and task symmetry on trunk muscle response to sudden loading
     Human Factors, 31(1):101-115
Steven A. Lavender, Gary A. Mirka, Richard W. Schoenmarklin, Carolyn M. Sommerich, Sudhakar L. Rajulu, William S. Marras
 
Trunk strength during asymmetric trunk motion
     Human Factors, 31(6):667-677
William S. Marras, Gary A. Mirka
 
SIMULIFT: A simulation model of human trunk motion during lifting
     Spine, 14(1):5-11
Charles H. Reilly, William S. Marras
 
An experimental analysis of railroad spike maul methods
     Human Factors, 31(3):335-344
Beth A. Gray, William S. Marras
 
Effects of handle angle and work orientation on hammering: I. Wrist motion and hammering performance
     Human Factors, 31(4):397-411
Richard W. Schoenmarklin, William S. Marras
 
Effects of handle angle and work orientation on hammering: II. Muscle fatigue and subjective ratings of body discomfort
     Human Factors, 31(4):413-420
Richard W. Schoenmarklin, William S. Marras
 
  Spine Research & Modeling Clinical Research Applied Research Miscellaneous

1988

Networks of internal trunk loading activities under controlled trunk motion conditions
     Spine, 13(6):661-667
William S. Marras, Charles H. Reilly
 
Predictions of forces acting upon the lumbar spine under isometric and isokinetic conditions: A model-experiment comparison
     International Journal of Industrial Ergonomics, 3(1):19-27
William S. Marras
 
Risks of hand tool injury in U.S. underground mining from 1978 through 1983, part I: Coal mining
     Journal of Safety Research, 19:71-85
William S. Marras, T.G. Bobick, Steven A. Lavender, Thomas H. Rockwell, R.L. Lundquist
 
Lifting in stooped and kneeling postures: Effects on lifting capacity, metabolic costs and electromyography of eight trunk muscles
     International Journal of Industrial Ergonomics, 3(1):65-76
Sean Gallagher, William S. Marras, T.G. Bobick
 
Risks of hand tool injury in U.S. underground mining from 1978 through 1983, part II: Metal-nonmetal mining
     Journal of Safety Research, 19:115-124
William S. Marras, Steven A. Lavender, T.G. Bobick, Thomas H. Rockwell, R.L. Lundquist
 
  Spine Research & Modeling Clinical Research Applied Research Miscellaneous

1987

Trunk force development during static and dynamic lifts
     Human Factors, 29(1):19-29
William S. Marras, Sudhakar L. Rajulu, Patricia E. Wongsam
 
Trunk motion during lifting: Temporal relations among loading factors
     International Journal of Industrial Ergonomics, 1(3):159-167
William S. Marras
 
Trunk loading and expectation
     Ergonomics, 30(3):551-562
William S. Marras, Sudhakar L. Rajulu, Steve A. Lavender
 
Quantitative trunk muscle electromyography during lifting at different speeds
     International Journal of Industrial Ergonomics, 1(3):219-229
Jung-Yong Kim, William S. Marras.
 
Measurement of seat and back pressure distributions
     Human Factors, 29(5):563-575
Delia Treaster, William S. Marras
 
  Spine Research & Modeling Clinical Research Applied Research Miscellaneous

1986

Trunk motion during lifting: The relative cost
     International Journal of Industrial Ergonomics, 1(2):103-113
William S. Marras, Patricia E. Wongsam, Sudhakar L. Rajulu 
Flexibility and velocity of the normal and impaired lumbar spine
     Archives of Physical Medicine and Rehabilitation, 67:213-217
William S. Marras, Patricia E. Wongsam
An experimental evaluation of method and tool effects in spike maul use
     Human Factors, 28(3):267-281
William S. Marras, Thomas H. Rockwell
 
An evaluation of tool design and method of use of railroad leverage tools on back stress and tool performance
     Human Factors, 28(3):303-315
Thomas H. Rockwell, William S. Marras
 
  Spine Research & Modeling Clinical Research Applied Research Miscellaneous

1985

The force-velocity relation and intra-abdominal pressure during lifting activities
     Ergonomics, 28(3):603-613
William S. Marras, Robert L. Joynt, Albert I. King
     
  Spine Research & Modeling Clinical Research Applied Research Miscellaneous

1984

Measurements of loads on the lumbar spine under isometric and isokinetic conditions
     Spine, 9(2):176-188
William S. Marras, Albert I. King, Robert L. Joynt
     
  Spine Research & Modeling Clinical Research Applied Research Miscellaneous

1981

Evaluation of maximal and submaximal static muscle exertions
     Human Factors, 23(6):643-654
Karl H.E. Kroemer, William S. Marras
     
  Spine Research & Modeling Clinical Research Applied Research Miscellaneous

1980

Towards an objective assessment of the "Maximal Voluntary Contraction" component in routine muscle strength measurements
     European Journal of Applied Physiology, 45:1-9
Karl H.E. Kroemer, William S. Marras
 
A method to evaluate human factors/ergonomics design variables of distress signals
     Human Factors, 22(4):389-400
William S. Marras, Karl H.E. Kroemer
 
Ergonomics of visual emergency signals
     Journal of Applied Ergonomics, 11(3):137-144
Karl H.E. Kroemer, William S. Marras