Pulmonary emphysema: pathology and pathogenesis.
D001249:Asthma / Q000150:complications; D001327:Autoimmune Diseases / Q000209:etiology; D001991:Bronchitis / Q000150:complications*; D006801:Humans; D011656:Pulmonary Emphysema / Q000145:classification / Q000150:complications / Q000209:etiology* / Q000473:pathology*