A double-blind, placebo-controlled withdrawal trial of dexmethylphenidate hydrochloride in children with attention deficit hyperactivity disorder.
Arnold LE, Lindsay RL, Conners CK, Wigal SB, Levine AJ, Johnson DE, West SA, Sangal RB, Bohan TP, Zeldis JB. J Child Adolesc Psychopharmacol. 2004 Winter; 14(4):542-54.