title: [Chronic obstructive pulmonary disease (COPD)].
authors.affiliation: Division of Pulmonology(Cardiology), Department of Internal Medicine, National Cardiovascular.
authors.forename: Makoto
authors.initials: M
authors.lastname: Sata
mesh_terms: D006801:Humans; D029424:Pulmonary Disease, Chronic Obstructive / Q000150:complications*; D012141:Respiratory Tract Infections / Q000209:etiology*