title: [Effects of hydralazine therapy in patients with chronic congestive heart failure].
mesh_terms: D000328:Adult; D002908:Chronic Disease; D005260:Female; D006333:Heart Failure / Q000188:drug therapy* / Q000503:physiopathology; D006439:Hemodynamics / Q000187:drug effects; D006801:Humans; D006830:Hydralazine / Q000494:pharmacology / Q000627:therapeutic use*; D008297:Male; D008875:Middle Aged; D009638:Norepinephrine / Q000097:blood
chemical_list: D006830:Hydralazine; D009638:Norepinephrine