Pulmonary X-ray and functional findings in electric-arc welders.
D000328:Adult; D003604:Czechoslovakia; D004781:Environmental Exposure; D006801:Humans; D008171:Lung Diseases / Q000175:diagnosis / Q000000981:diagnostic imaging / Q000209:etiology*; D008875:Middle Aged; D009784:Occupational Diseases / Q000175:diagnosis / Q000000981:diagnostic imaging / Q000209:etiology*; D011859:Radiography; D012129:Respiratory Function Tests; D014896:Welding