Dines, D E Some observations on the value of the electrocardiogram in patients with chronic cor pulmonale. [electronic resource] - Mayo Clinic proceedings Oct 1965 - 745-50 p. digital Publication Type: Journal Article ISSN: 0025-6196 Subjects--Topical Terms: Cardiac CatheterizationCardiomegaly--diagnosisElectrocardiographyHumansPulmonary Heart Disease--diagnosis