title: Pigeon breeder's lung. Report of three cases.
mesh_terms: D000328:Adult; D000818:Animals; D001183:Arthus Reaction; D001706:Biopsy; D010856:Columbidae; D003371:Cough / Q000209:etiology; D004417:Dyspnea / Q000209:etiology; D006801:Humans; D005779:Immunodiffusion; D008168:Lung / Q000473:pathology; D008171:Lung Diseases / Q000175:diagnosis / Q000473:pathology; D008297:Male; D008875:Middle Aged; D009784:Occupational Diseases; D011234:Precipitins / Q000032:analysis; D011241:Prednisone / Q000627:therapeutic use; D012130:Respiratory Hypersensitivity / Q000175:diagnosis / Q000473:pathology
chemical_list: D011234:Precipitins; D011241:Prednisone