A case-control study of risk factors for industrial low back injury. The utility of preplacement screening in defining high-risk groups.
Zwerling C, Ryan J, Schootman M. A case-control study of risk factors for industrial low back injury. The utility of preplacement screening in defining high-risk groups. Spine (Phila Pa 1976). 1993 Jul; 18(9):1242-7.