title: [Some problems in the clinical aspects and pathology of primary pulmonary hypertension].
mesh_terms: D000293:Adolescent; D000328:Adult; D002648:Child; D002675:Child, Preschool; D004562:Electrocardiography; D006439:Hemodynamics; D006801:Humans; D006976:Hypertension, Pulmonary / Q000175:diagnosis* / Q000473:pathology; D007223:Infant; D008168:Lung / Q000473:pathology*; D008875:Middle Aged; D009206:Myocardium / Q000473:pathology*; D010701:Phonocardiography
vernacular_title: Nekotorye voprosy kliniki i patologii pervichnoĭ legochnoĭ gipertonii