Perloff, J K Highlights of auscultation in acquired and congenital heart disease-1. [electronic resource] - The Nebraska state medical journal Jul 1971 - 272-3 p. digital Publication Type: Journal Article ISSN: 0028-1956 Subjects--Topical Terms: Heart Defects, Congenital--diagnosisHeart Valve Diseases--diagnosisHumans