title: The click--murmur syndrome, clinical and echocardiographic study of fifty-one cases.
mesh_terms: D000293:Adolescent; D000328:Adult; D002648:Child; D002675:Child, Preschool; D004452:Echocardiography; D004562:Electrocardiography; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D008945:Mitral Valve Prolapse / Q000175:diagnosis*; D011187:Posture; D013577:Syndrome