Investigation of the relation between low back pain and occupation. 6. Medical history and symptoms.
D000328:Adult; D000367:Age Factors; D001416:Back Pain / Q000209:etiology*; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D009038:Motion; D009784:Occupational Diseases / Q000209:etiology*; D011187:Posture; D011795:Surveys and Questionnaires