1. Department of Psychiatry and Neuroscience Program, Harvard Medical School, Boston, MA 02115, USA; Bipolar & Psychotic Disorders Program and International Consortium for Bipolar Disorder Research, Mailman Research Center, McLean Hospital, Belmont, MA 02478, USA.; Department of Psychiatry and Psychotherapy, Freie Universităt Berlin, Berlin, Germany.
2. Child Guidance Center, Ann Arbor, MI, USA.
3. Department of Psychiatry and Neuroscience Program, Harvard Medical School, Boston, MA 02115, USA; Bipolar & Psychotic Disorders Program and International Consortium for Bipolar Disorder Research, Mailman Research Center, McLean Hospital, Belmont, MA 02478, USA.