Kemal Sagduyu1
, Mehmet E Dokucu2
, Bruce A Eddy3
, Gerald Craigen4
, Claudia F Baldassano5
and Ayşegül Yıldız6 
1University of Missouri – Kansas City, Missouri, 8801 West 148th Terrace, Overland Park, KS 66221, USA
2Washington University, School of Medicine, Department of Psychiatry, Campus Box: 8134, 660 South Euclid Avenue, St. Louis, Missouri, 63110, USA
3Department of Psychiatry, School of Medicine, University of Missouri-Kansas City, Resource Development Institute, 601 Walnut Street, Kansas City, MO 64106, USA
4Mood Disorders Psychopharmacology Unit, University Health Network, Toronto Western Hospital, 399 Bathurst Street, ECW-3D-010, Toronto, Ontario M5T 2S8, Canada
5Mood and Anxiety Disorders Clinic, Department of Psychiatry, University of Pennsylvania, 3535 Market Street, 2nd floor, Philadelphia, PA 19104, USA
6Dokuz Eylül Medical School, Department of Psychiatry, İzmir, Turkey