title: [Comparative study of vectorcardiography and radiocardiography - with special reference to left ventricular hypertrophy].
mesh_terms: D006332:Cardiomegaly / Q000175:diagnosis*; D006321:Heart / Q000000981:diagnostic imaging*; D006352:Heart Ventricles; D006801:Humans; D011859:Radiography; D014672:Vectorcardiography