[Primary pulmonary arterial hypertension. II. Association with interauricular communication].
D003142:Communication; D065627:Familial Primary Pulmonary Hypertension; D006343:Heart Septal Defects; D006346:Heart Septum / Q000002:abnormalities*; D006801:Humans; D006973:Hypertension / Q000209:etiology*
HEART SEPTUM/abnormalities; HYPERTENSION/etiology