1. Bloorview Research Institute, Holland Bloorview Kids Rehabilitation Hospital, Toronto, Ontario, Canada2Department of Pediatrics, University of Toronto, Toronto, Ontario, Canada
2. Nisonger Center, The Ohio State University, Columbus
3. Department of Psychiatry, University of Pittsburgh, Pittsburgh, Pennsylvania
4. Department of Psychiatry, Vanderbilt University, Nashville, Tennessee
5. Biostatistics Center, Massachusetts General Hospital, Boston
6. Department of Psychology, Nationwide Children's Hospital, Columbus, Ohio8Department of Pediatrics and Psychology, The Ohio State University, Columbus
7. Department of Pediatrics, Vanderbilt University, Nashville, Tennessee
8. Department of Pediatrics, CHEO Research Institute, University of Ottawa, Ottawa, Ontario, Canada
9. Bloorview Research Institute, Holland Bloorview Kids Rehabilitation Hospital, Toronto, Ontario, Canada
10. Biostatistics Center, Massachusetts General Hospital, Boston11Department of Medicine, Harvard Medical School, Boston, Massachusetts
11. Department of Psychiatry and Sackler Institute for Developmental Psychobiology, Columbia University, New York, New York13New York State Psychiatric Institute, New York14Center for Autism and the Developing Brain, New York Presbyterian Hospital, White Plains, New York