1 Program in Neurobehavioral Genetics, David Geffen School of Medicine, University of California, Los Angeles, Los Angeles, California; Department of Neurology, David Geffen School of Medicine, University of California, Los Angeles, Los Angeles, California; Center for Autism Research and Treatment, and Department of Psychiatry, David Geffen School of Medicine, University of California, Los Angeles, Los Angeles, California; Semel Institute, and Department of Human Genetics, David Geffen School of Medicine, University of California, Los Angeles, Los Angeles, California. Electronic address: [email protected].
2 Program in Neurobehavioral Genetics, David Geffen School of Medicine, University of California, Los Angeles, Los Angeles, California; Department of Neurology, David Geffen School of Medicine, University of California, Los Angeles, Los Angeles, California; Semel Institute, and Department of Human Genetics, David Geffen School of Medicine, University of California, Los Angeles, Los Angeles, California.