title: [Achievements and existing problems in chronic cor pulmonale in China].
authors.forename: X Z
authors.initials: XZ
authors.lastname: Weng
mesh_terms: D006801:Humans; D010102:Oxygen Inhalation Therapy; D011660:Pulmonary Heart Disease / Q000209:etiology / Q000628:therapy; D012907:Smoking / Q000009:adverse effects