title: [Acute effects of nifedipine in severe heart failure--hemodynamics, plasma catecholamine levels, renin activity, metabolism and blood gas data].
mesh_terms: D000368:Aged; D002395:Catecholamines / Q000097:blood*; D005260:Female; D006333:Heart Failure / Q000188:drug therapy* / Q000503:physiopathology; D006439:Hemodynamics / Q000187:drug effects*; D006801:Humans; D008297:Male; D008875:Middle Aged; D009543:Nifedipine / Q000494:pharmacology / Q000627:therapeutic use*; D010100:Oxygen / Q000097:blood*; D012083:Renin / Q000097:blood*
chemical_list: D002395:Catecholamines; D012083:Renin; D009543:Nifedipine; D010100:Oxygen