[High speed phonocardiography in the study of mitral insufficiency].
D004194:Disease; D006331:Heart Diseases; D006349:Heart Valve Diseases; D006801:Humans; D008943:Mitral Valve; D008944:Mitral Valve Insufficiency; D010701:Phonocardiography; D012214:Rheumatic Heart Disease
MITRAL VALVE/diseases; PHONOCARDIOGRAPHY