Depressive Disorder, Major

• Massachusetts General Hospital — Boston, Massachusetts, United States

• Depression Clinical and Research Program, Massachusetts General Hospital — Boston, Massachusetts, United States

• University Health Network — Toronto, Ontario, Canada

• University of Pittsburgh — Pittsburgh, Pennsylvania, United States

• Hospital Universitário, Universidade de São Paulo — São Paulo, Brazil
• Institute of Psychiatry, HC-FMUSP — São Paulo, Brazil

• GHESKIO Centers — Port-au-Prince, Haiti

• Massachusetts General Hospital Depression Clinical and Research Program — Boston, Massachusetts, United States
• Ying Wang — Beijing, China

• UCLA Semel Institute — Los Angeles, California, United States

• UCLA Semel Institute for Neuroscience and Human Behavior — Los Angeles, California, United States

Not specified