1. Autism Consortium, Boston, Massachusetts;
2. Department of Laboratory Medicine,
3. Harvard Medical School, Boston, Massachusetts;
4. Center for Human Genetic Research, Massachusetts General Hospital, Boston, Massachusetts;
5. Program in Genomics,
6. Manton Center for Orphan Disease Research,
7. Developmental Medicine Center,
8. Department of Neurology, and
9. Department of Pediatrics and
10. Floating Hospital for Children, Tufts Medical Center, Boston, Massachusetts;
11. University of Massachusetts Medical School, Worcester, Massachusetts;
12. UMass Memorial Medical Center, Worcester, Massachusetts;
13. Massachusetts General Hospital for Children LADDERS Clinic, Boston, Massachusetts; and
14. Division of Genetics, Children's Hospital Boston, Boston, Massachusetts;
15. Clinical Genetics, Boston University School of Medicine, Massachusetts;
16. Departments of Pediatrics and Pathology, Children's Hospital, Shanghai Medical College and Institutes of Biomedical Science, Fudan University, Shanghai, China