[1] Kennedy Krieger Inst, Dept Psychiat, Baltimore, MD 21211 USA
[2] Johns Hopkins Univ, Sch Med, Baltimore, MD USA
[3] Kaiser Permanente No Calif, Dept Psychiat, San Jose, CA USA
[4] MassGen Hosp Children, Dept Pediat, Boston, MA USA
[5] Columbia Univ, Med Ctr, Dept Psychiat, New York, NY USA
[6] New York State Psychiat Inst & Hosp, New York, NY 10032 USA
[7] Univ Toronto, Hosp Sick Children, Dept Pediat, Toronto, ON M5G 1X8, Canada
[8] Univ Pittsburgh, Sch Med, Dept Psychiat, Pittsburgh, PA USA
[9] Univ Pittsburgh, Med Ctr, Pittsburgh, PA USA
[10] Stanford Univ, Sch Med, Dept Psychiat & Behav Sci, Stanford, CA 94305 USA
[11] Holland Bloorview Kids Rehabil Hosp, Dept Pediat, Toronto, ON, Canada
[12] Univ Toronto, Toronto, ON, Canada
[13] Vanderbilt Univ, Med Ctr, Dept Psychiat, Nashville, TN USA
[14] Vanderbilt Univ, Med Ctr, Dept Pediat, Nashville, TN 37232 USA
[15] Vanderbilt Univ, Med Ctr, Dept Pharmacol, Nashville, TN 37232 USA