Letter:  Phentolamine and acute myocardial infarction.
D000208:Acute Disease; D006439:Hemodynamics / Q000187:drug effects; D006801:Humans; D009203:Myocardial Infarction / Q000188:drug therapy*; D010646:Phentolamine / Q000494:pharmacology / Q000627:therapeutic use*
D010646:Phentolamine