title: The therapeutic effect of clonidine in attention deficit disorder with hyperactivity: a comparison with placebo and methylphenidate.
mesh_terms: D001289:Attention Deficit Disorder with Hyperactivity / Q000188:drug therapy*; D002648:Child; D002986:Clinical Trials as Topic; D003000:Clonidine / Q000627:therapeutic use*; D004311:Double-Blind Method; D006801:Humans; D008774:Methylphenidate / Q000627:therapeutic use*; D011897:Random Allocation
chemical_list: D008774:Methylphenidate; D003000:Clonidine