Occupational health and safety: the need for reappraisal.
D000056:Accident Prevention; D000397:Air Pollution / Q000517:prevention & control; D001294:Attitude to Health; D003032:Coal Mining; D006801:Humans; D007878:Legislation as Topic; D009787:Occupational Medicine; D014481:United States; D014876:Water Pollution / Q000517:prevention & control