1 Yale Child Study Center, Yale University, New Haven, CT. Electronic address: rebecca.muhle@yale.edu.
2 Columbia University Medical Center, New York.
3 Division of Child and Adolescent Psychiatry, Icahn School of Medicine at Mount Sinai, New York.
4 Mayo Clinic, Rochester, MN.
5 Center for Autism and Developmental Disorders, Maine Behavioral Healthcare, South Portland, ME; Tufts University School of Medicine, Boston.
6 Columbia University Medical Center, New York; New York State Psychiatric Institute, New York and NewYork-Presbyterian Hospital Center for Autism and the Developing Brain, White Plains, NY.
7 Cincinnati Children's Hospital Medical Center, Cincinnati, OH.