title: [Principles for the quantitative ultrasonic assessment of acquired heart defects].
mesh_terms: D000328:Adult; D004452:Echocardiography / Q000379:methods*; D006349:Heart Valve Diseases / Q000175:diagnosis* / Q000601:surgery; D006351:Heart Valves / Q000473:pathology / Q000601:surgery; D006801:Humans; D007430:Intraoperative Care; D012214:Rheumatic Heart Disease / Q000175:diagnosis* / Q000601:surgery
vernacular_title: Printsipy kolichestvennoĭ ul'trazvukovoĭ otsenki priobretennykh porokov serdtsa.