[Primary pulmonary hypertension with reference to its pathogenesis].
D000367:Age Factors; D000818:Animals; D002648:Child; D003095:Collagen Diseases / Q000150:complications; D003937:Diagnosis, Differential; D004032:Diet; D005260:Female; D006801:Humans; D006976:Hypertension, Pulmonary / Q000175:diagnosis / Q000209:etiology* / Q000473:pathology; D008297:Male; D013035:Spasm / Q000150:complications; D014652:Vascular Diseases / Q000150:complications