[1] Ctr Addict & Mental Hlth, Campbell Family Mental Hlth Res Inst, Tanenbaum Ctr Pharmacogenet, Mol Brain Sci Dept, Toronto, ON, Canada
[2] Univ Toronto, Dept Psychiat, Toronto, ON, Canada
[3] Univ Toronto, Inst Med Sci, Toronto, ON, Canada
[4] Univ Toronto, Lab Med & Pathobiol, Toronto, ON, Canada
[5] Broad Inst Harvard & MIT, Stanley Ctr Psychiat Res, Cambridge, MA USA
[6] Univ Cagliari, Sect Neurosci & Clin Pharmacol, Dept Biomed Sci, I-09042 Cagliari, Italy
[7] Univ Cagliari, Unit Psychiat, Dept Med Sci & Publ Hlth, I-09124 Cagliari, Italy
[8] Univ Hosp Agcy Cagliari, Unit Clin Psychiat, I-09124 Cagliari, Italy
[9] Dalhousie Univ, Dept Pharmacol, Halifax, NS B3H 4R2, Canada
[10] Lucio Bini Mood Disorders Ctr, Cagliari, Italy
[11] Harvard Med Sch, McLean Hosp, Boston, MA USA
[12] Mayo Clin, Dept Psychiat & Psychol, Rochester, MN USA
[13] Mayo Clin, Dept Quantitat Hlth Sci, Rochester, MN USA