An examination of the double-blind design in drug research with hyperactive children.
D000293:Adolescent; D002648:Child; D002986:Clinical Trials as Topic; D004311:Double-Blind Method; D006801:Humans; D006948:Hyperkinesis / Q000188:drug therapy*; D008774:Methylphenidate / Q000627:therapeutic use*; D010919:Placebos; D013649:Taste
D010919:Placebos; D008774:Methylphenidate