title: Pathogenesis of emphysema.
mesh_terms: D006579:Heterozygote; D006801:Humans; D011656:Pulmonary Emphysema / Q000201:enzymology / Q000453:epidemiology / Q000209:etiology* / Q000235:genetics; D014361:Trypsin Inhibitors / Q000378:metabolism
chemical_list: D014361:Trypsin Inhibitors