[1] Univ Calif Los Angeles, Inst Neuropsychiat, Dept Psychiat, Los Angeles, CA 90024 USA
[2] Univ Calif Los Angeles, Dept Neurol, Los Angeles, CA 90024 USA
[3] Univ Calif Los Angeles, Dept Pediat, Los Angeles, CA 90024 USA
[4] Univ Calif Irvine, Dept Pediat, Irvine, CA 92717 USA