[1] Claremont Mckenna Coll, Dept Psychol Sci, 850 Columbia Ave,Seaman Hall 235, Claremont, CA 91711 USA
[2] Claremont Mckenna Coll, Claremont Autism Ctr, 850 Columbia Ave,Seaman Hall 235, Claremont, CA 91711 USA
[3] Calif State Univ Fullerton, Dept Child & Adolescent Studies, Fullerton, CA 92634 USA
[4] Calif State Univ Fullerton, Ctr Autism, Fullerton, CA 92634 USA
[5] Univ Calif Irvine, Ctr Autism & Neurodev Disorders, Dept Pediat, Santa Ana, CA 92705 USA
[6] Ohio State Univ, Dept Pediat, Columbus, OH 43210 USA
[7] Nationwide Childrens Hosp, Child Dev Ctr, Columbus, OH USA
[8] Massachusetts Gen Hosp, Biostat Ctr, Boston, MA 02114 USA
[9] Harvard Med Sch, Dept Med, Boston, MA 02115 USA
[10] Massachusetts Gen Hosp, Dept Pediat, Boston, MA 02114 USA
[11] Harvard Med Sch, Boston, MA 02115 USA