[1] Washington Univ, Sch Med, Dept Psychiat, St Louis, MO 63110 USA
[2] Washington Univ, Sch Med, Dept Neurol, St Louis, MO 63110 USA
[3] Washington Univ, Sch Med, Dept Radiol, St Louis, MO 63110 USA
[4] Washington Univ, Sch Med, Dept Anat & Neurobiol, St Louis, MO 63110 USA
[5] Baylor Coll Med, Dept Neurol, Houston, TX 77030 USA
[6] Washington Univ, Dept Psychol, St Louis, MO 63130 USA
[7] Tourette Syndrome Assoc, New York, NY USA
[8] Univ Rochester, Dept Neurol, Rochester, NY USA
[9] Univ Rochester, Dept Neurobiol & Anat, Rochester, NY USA
[10] Univ Rochester, Dept Brain & Cognit Sci, Rochester, NY USA
[11] Univ Rochester, Dept Pediat, Rochester, NY USA
[12] Weill Cornell Med Coll, Dept Psychiat, Div Child & Adolescent Psychiat, New York, NY USA
[13] New York Presbyterian Hosp, New York, NY USA