Radiologic classification of the pneumoconioses. An Anglo-American radiograph reading exercise and study of the International Labour Office (1958) Classification of the Pneumoconioses. A cooperative study.
D002965:Classification; D004739:England; D006801:Humans; D007391:International Cooperation; D011009:Pneumoconiosis / Q000175:diagnosis*; D013902:Radiography, Thoracic; D014481:United States