Primary pulmonary hypertension: a study of the disease in four young siblings.
D001344:Autopsy; D002648:Child; D005260:Female; D006801:Humans; D006976:Hypertension, Pulmonary / Q000175:diagnosis / Q000000981:diagnostic imaging / Q000235:genetics* / Q000473:pathology; D007223:Infant; D008297:Male; D010375:Pedigree; D011859:Radiography