Depressive Disorder, Major

• University of Alabama at Birmingham — Birmingham, Alabama, United States
• Pacific Clinical Research Medical Group — Arcadia, California, United States
• Southwestern Research — Beverly Hills, California, United States
• Excell Research — Oceanside, California, United States

• UCLA Depression Research & Clinic Program — Los Angeles, California, United States
• UCSD Medical Center — San Diego, California, United States
• UCLA-Harbor — Torrance, California, United States
• Hartford Hospital Institute of Living — Hartford, Connecticut, United States

• PRA Health Sciences — Marlton, New Jersey, United States

Not specified

• Bipolar Clinic and Research Program at Massachusetts General Hospital — Boston, Massachusetts, United States

• URC - HEGP, 20 rue Leblanc — Paris, France

• University of California, Berkeley — Berkeley, California, United States

• Black Dog Institute — Randwick, Sydney, New South Wales, Australia

• Queen's University — Kingston, Ontario, Canada

• Psychiatric Research Unit, Mental Health Centre North Zealand — Hilleroed, Denmark