TY - GEN AU - Chaffin,D B TI - Human strength capability and low-back pain SN - 0096-1736 PY - 1974///0601 KW - Absenteeism KW - Age Factors KW - Back Pain KW - epidemiology KW - Biomechanical Phenomena KW - Disability Evaluation KW - Female KW - Humans KW - Lumbar Vertebrae KW - diagnostic imaging KW - Male KW - Occupational Medicine KW - Physical Exertion KW - Probability KW - Radiography KW - Recurrence KW - Sex Factors KW - Spine KW - physiology N1 - Publication Type: Journal Article ER -