Mechanisms of production of heart sounds based on records of sounds after valve replacement.
D001021:Aortic Valve / Q000502:physiology*; D006326:Heart Auscultation; D006349:Heart Valve Diseases / Q000601:surgery; D006350:Heart Valve Prosthesis; D006801:Humans; D008943:Mitral Valve / Q000502:physiology*; D010701:Phonocardiography