title: Letter: Elaboration on clinical case.
mesh_terms: D004359:Drug Therapy, Combination; D006801:Humans; D006830:Hydralazine / Q000627:therapeutic use; D006973:Hypertension / Q000150:complications / Q000188:drug therapy*; D011433:Propranolol / Q000627:therapeutic use
chemical_list: D006830:Hydralazine; D011433:Propranolol