A new method for producing, calibrating, and recording intracardiac sounds in man.
D002138:Calibration; D006328:Cardiac Catheterization; D006321:Heart; D006326:Heart Auscultation; D006801:Humans; D008297:Male; D010701:Phonocardiography
HEART AUSCULTATION; HEART CATHETERIZATION; PHONOCARDIOGRAPHY