title: Unmasking of right ventricular hypertrophy by right atrial intracavity electrocardiography.
mesh_terms: D000328:Adult; D001991:Bronchitis / Q000150:complications; D006332:Cardiomegaly / Q000175:diagnosis*; D004562:Electrocardiography; D004646:Emphysema / Q000150:complications; D006801:Humans; D008875:Middle Aged; D008946:Mitral Valve Stenosis / Q000150:complications