[A study on health examinations of occupational low back pain in Okayama prefecture (author's transl)].
D001416:Back Pain / Q000175:diagnosis* / Q000453:epidemiology; D006801:Humans; D007564:Japan; D009784:Occupational Diseases / Q000175:diagnosis* / Q000453:epidemiology; D010808:Physical Examination; D011795:Surveys and Questionnaires