title: Vasodilators and pulmonary hypertension: where do we go from here?
mesh_terms: D001794:Blood Pressure / Q000187:drug effects; D006801:Humans; D006830:Hydralazine / Q000627:therapeutic use; D006976:Hypertension, Pulmonary / Q000188:drug therapy*; D010879:Piperazines / Q000627:therapeutic use; D011652:Pulmonary Circulation / Q000187:drug effects; D014655:Vascular Resistance / Q000187:drug effects; D014665:Vasodilator Agents / Q000627:therapeutic use*
chemical_list: D010879:Piperazines; D014665:Vasodilator Agents; D006830:Hydralazine; C015568:urapidil