title: Pulmonary emphysema.
authors.affiliation: Medical Service, St Vincent Hospital, Worcester, MA 01608, USA.
authors.forename: David H
authors.initials: DH
authors.lastname: Spodick
mesh_terms: D000368:Aged; D004562:Electrocardiography; D006801:Humans; D008297:Male; D029424:Pulmonary Disease, Chronic Obstructive / Q000150:complications; D011656:Pulmonary Emphysema / Q000175:diagnosis* / Q000209:etiology; D012680:Sensitivity and Specificity