[1] Harvard Univ, McLean Hosp, Sch Med, Psychot Disorders Div, Belmont, MA USA
[2] Harvard Univ, McLean Hosp, Sch Med, Psychol Res Lab, Belmont, MA USA
[3] Univ Pittsburgh, Sch Med, Clin Neurophysiol Res Lab, Pittsburgh, PA USA
[4] Harvard Univ, McLean Hosp, Sch Med, Shervert Frazier Res Inst, Belmont, MA USA
[5] Harvard Univ, Massachusetts Gen Hosp, Sch Med, Psychiat Genet Program Mood & Anxiety Disorders, Boston, MA USA