[Proceedings: Prolapse of the posterior leaflet of the mitral valve associated with atrial septal defects in sisters].
D005260:Female; D006344:Heart Septal Defects, Atrial / Q000150:complications* / Q000235:genetics; D006349:Heart Valve Diseases / Q000150:complications* / Q000235:genetics; D006801:Humans; D008943:Mitral Valve / Q000002:abnormalities*