title: [Improvement of the radiological and clinical diagnosis of mitral valve defects through ultrasonic cardiography].
mesh_terms: D006328:Cardiac Catheterization; D004452:Echocardiography; D006801:Humans; D008722:Methods; D008946:Mitral Valve Stenosis / Q000175:diagnosis* / Q000000981:diagnostic imaging; D011859:Radiography
vernacular_title: Die Verbesserung der röntgenologischen und klinischen Diagnostik der Mitralvitien durch die Ultraschallkardiographie.