[1] NIMH, Off Clin Director, Bethesda, MD 20892 USA
[2] Nationwide Childrens Hosp, Res Inst, Ctr Innovat Pediat Practice, Columbus, OH USA
[3] Ohio State Univ, Coll Med, Dept Pediat, Columbus, OH 43210 USA
[4] Boston Childrens Hosp, Emergency Psychiat Serv, Boston, MA USA
[5] Harvard Med Sch, Dept Psychiat, Boston, MA USA
[6] Childrens Natl Hlth Syst, Div Emergency Med, Washington, DC USA