A double-blind comparison of desipramine and placebo in children and adolescents with chronic tic disorder and comorbid attention-deficit/hyperactivity disorder. - Spencer,T.; Biederman,J.; Coffey,B.; Geller,D.; Crawford,M.; Bearman,S.K.; Tarazi,R.; Faraone,S.V. (Arch Gen Psychiatry, 2002)