title: [The role of pharmacological tests in the early diagnosis of pulmonary hypertension].
mesh_terms: D000628:Aminophylline; D006801:Humans; D006976:Hypertension, Pulmonary / Q000175:diagnosis*; D010208:Papaverine / Q000031:analogs & derivatives*; D013997:Time Factors
chemical_list: D000628:Aminophylline; C005317:drotaverin; D010208:Papaverine
vernacular_title: Znachenie farmakologicheskikh prob v ranneĭ diagnostike legochnoĭ gipertonii.