title: Principles of the control of occupational disease.
mesh_terms: D001842:Bone and Bones / Q000000981:diagnostic imaging; D004781:Environmental Exposure; D006801:Humans; D009784:Occupational Diseases / Q000517:prevention & control*; D009786:Occupational Health Services; D013902:Radiography, Thoracic; D013997:Time Factors