title: [Clinical features and etiology of pulmonary fibrosis (author's transl)].
mesh_terms: D000368:Aged; D000936:Antigen-Antibody Complex / Q000032:analysis; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D011658:Pulmonary Fibrosis / Q000000981:diagnostic imaging / Q000209:etiology* / Q000276:immunology; D011859:Radiography
chemical_list: D000936:Antigen-Antibody Complex