title: Polycardiographical examinations in patients with emphysema and bronchitis chronica.
mesh_terms: D000328:Adult; D001991:Bronchitis / Q000503:physiopathology*; D004562:Electrocardiography; D006321:Heart / Q000503:physiopathology*; D006801:Humans; D008875:Middle Aged; D009200:Myocardial Contraction; D011656:Pulmonary Emphysema / Q000503:physiopathology*