Guides to the Evaluation of Permanent Impairment, Fifth Edition
Occupational Biomechanics
Chaffin's Occupational Biomechanics
Disability Evaluation
Disability Evaluation
Occupational Low Back Pain: Assessment, Treatment and Prevention
Occupational Biomechanics by Don B. Chaffin (1999-02-02)
Guides to the Evaluation of Permanent Impairment
Lumbar Spine Syndromes: Evaluation and Treatment
Musculoskeletal Disorders in the Workplace: Principles and Practice