title: Sustained beneficial effect of nifedipine in primary pulmonary hypertension.
mesh_terms: D000328:Adult; D005260:Female; D006801:Humans; D006976:Hypertension, Pulmonary / Q000175:diagnosis / Q000188:drug therapy*; D009543:Nifedipine / Q000627:therapeutic use*; D011725:Pyridines / Q000627:therapeutic use*
chemical_list: D011725:Pyridines; D009543:Nifedipine