作者单位:Univ Calif Los Angeles, Ctr Neurobehav Genet, Los Angeles, CA USA[1]Univ Pittsburgh, Dept Psychiat, Pittsburgh, PA USA[2]Univ Calif Los Angeles, Dept Psychol, Los Angeles, CA 90032 USA[3]Univ Calif Los Angeles, Semel Inst Neurosci & Human Behav, Dept Psychiat & Biobehav Sci, Los[4]