[1] Duke Univ, Duke Ctr Autism & Brain Dev, Dept Psychiat & Behav Sci, Durham, NC USA
[2] Duke Univ, Dept Psychiat & Behav Sci, Durham, NC USA
[3] Cincinnati Childrens Hosp Med Ctr, Div Behav Med & Clin Psychol, Cincinnati, OH 45229 USA
[4] Univ Cincinnati, Dept Pediat, Coll Med, Cincinnati, OH 45267 USA
[5] Cincinnati Childrens Hosp, Neurol Div, Med Ctr, Cincinnati, OH USA