ARAVANIS, C Obstructive and relative aortic stenosis; differential diagnosis by phonocardiography. [electronic resource] - American heart journal Jul 1957 - 32-41 p. digital Publication Type: Journal Article ISSN: 0002-8703 Standard No.: 10.1016/0002-8703(57)90076-5 doi Subjects--Topical Terms: Aortic ValveAortic Valve StenosisDiagnosis, DifferentialHumansPhonocardiographyRupture