[1] University of Washington,Department of Psychiatry and Behavioral Sciences
[2] Drexel University,A J Drexel Autism Institute
[3] University of California,Department of Psychiatry and Behavioral Sciences
[4] University of Rochester Medical Center,Department of Pediatrics
[5] University of Kansas,Juniper Gardens Children’s Project
[6] University of Pennsylvania Perelman School of Medicine,Department of Psychiatry
[7] Semel Institute,Center for Autism Research & Treatment
[8] University of California,Health Resources and Services Administration, Maternal and Child Health Bureau, Office of Epidemiology and Research, Division of Research
[9] U.S. Department of Health and Human Services,undefined
[10] Human Development & Psychology,undefined
[11] Graduate School of Education & Information Studies,undefined