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The Orthopedic Clinics of North America|January 1, 1977
Quantitative electromyographic studies of back muscle activity relatated to posture and loadingG B Andersson, R Ortengren, P HerbertsClinical Orthopaedics and Related Research|November 1, 1977
Intradiskal pressure, intra-abdominal pressure and myoelectric back muscle activity related to posture and loadingG B Andersson, R Ortengren, A NachemsonActa Orthopaedica Scandinavica|June 1, 1984
Electromyography of the paravertebral muscles in idiopathic scoliosis. Measurements of amplitude and spectral changes under loadC Zetterberg, R Björk, R Ortengren, et al.Journal of Orthopaedic Research : Official Publication of the Orthopaedic Research Society|January 1, 1984
A study of factors influencing muscle activity about the knee jointT P Andriacchi, G B Andersson, R Ortengren, et al.Spine|July 1, 1982
Analysis and quantitative myoelectric measurements of loads on the lumbar spine when holding weights in standing posturesA Schultz, G B Andersson, R Ortengren, et al.Spine|January 1, 1979
The influence of backrest inclination and lumbar support on lumbar lordosisG B Andersson, R W Murphy, R Ortengren, et al.Applied Ergonomics|March 1, 1987
An ergonomic study of work methods and physical disorders among professional butchersM Magnusson, R Ortengren, G B Andersson, et al.Journal of Biomechanics|January 1, 1982
Analysis and measurement of lumbar trunk loads in tasks involving bends and twistsA B Schultz, G B Andersson, K Haderspeck, et al.Applied Ergonomics|June 1, 1987
Investigation of optimal table height and surface angle in meatcuttingM Magnusson, R OrtengrenPageof 14