title: [Timing of mitral regurgitation in patients with mitral valve prolapse: phonocardiographic and Doppler echocardiographic analysis].
mesh_terms: D000328:Adult; D015150:Echocardiography, Doppler; D005260:Female; D006801:Humans; D008944:Mitral Valve Insufficiency / Q000150:complications / Q000503:physiopathology*; D008945:Mitral Valve Prolapse / Q000150:complications / Q000503:physiopathology*; D010701:Phonocardiography