Reducing the risk of industrial bad backs.
D000328:Adult; D000367:Age Factors; D001416:Back Pain / Q000517:prevention & control*; D001696:Biomechanical Phenomena; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D009784:Occupational Diseases / Q000517:prevention & control*; D012306:Risk; D012737:Sex Factors; D013124:Spinal Injuries / Q000209:etiology