Studies on functional heart murmurs in children. I. The external carotid tracing of children with a precordial vibratory murmur.
D002339:Carotid Arteries; D002648:Child; D006326:Heart Auscultation; D006331:Heart Diseases / Q000175:diagnosis; D006801:Humans; D010701:Phonocardiography; D011674:Pulse