Letter: Vitamin E in intermittent claudication.
D002986:Clinical Trials as Topic; D004341:Drug Evaluation; D006801:Humans; D007383:Intermittent Claudication / Q000188:drug therapy*; D010919:Placebos; D014810:Vitamin E / Q000627:therapeutic use*
D010919:Placebos; D014810:Vitamin E