Rheumatoid pneumoconiosis. A clinical study.
D000328:Adult; D000368:Aged; D000372:Agglutination Tests; D001172:Arthritis, Rheumatoid / Q000000981:diagnostic imaging* / Q000276:immunology; D003032:Coal Mining; D003937:Diagnosis, Differential; D006801:Humans; D008297:Male; D008875:Middle Aged; D011009:Pneumoconiosis / Q000000981:diagnostic imaging* / Q000276:immunology; D011859:Radiography; D012218:Rheumatoid Nodule / Q000000981:diagnostic imaging* / Q000276:immunology; D014397:Tuberculosis, Pulmonary / Q000150:complications