Depressive Disorder, Treatment-Resistant

• San Diego, California, United States
• New Haven, Connecticut, United States
• Miami, Florida, United States
• Marietta, Georgia, United States

• Fundacion para el Estudio y Tratamiento de las Enfermedades Mentales — Buenos Aires, Argentina
• Instituto DAMIC — Córdoba, Argentina
• Clinica Privada de Salud Mental Santa Teresa de Ávila — La Plata, Argentina
• CESASIN — Mendoza, Argentina

Not specified

• Hauwaert An — Bilzen, Belgium
• AZ Sint-Lucas — Bruges, Belgium
• C.H.U. Brugmann — Brussels, Belgium
• Psy Pluriel-Pastur — Brussels, Belgium

• UAB Department of Psychiatry and Behavioral Neurobiology — Birmingham, Alabama, United States
• UAB Huntsville Regional Medical Campus — Huntsville, Alabama, United States
• Preferred Research Partners — Little Rock, Arkansas, United States
• Behavioral Research Specialists LLC — Glendale, California, United States

• 25Uni of Alabama at Birmingham — Birmingham, Alabama, United States
• Research Centers of America LLC — Oakland Park, Florida, United States
• Interventional Psychiatry Tampa Bay — Tampa, Florida, United States
• Novartis Investigative Site — Yokohama, Kanagawa, Japan

• University of Otago — Christchurch, New Zealand

• Center for Neuromodulation in Depression and Stress, University of Pennsylvania — Philadelphia, Pennsylvania, United States

• Assiut university — Asyut, Egypt

• Centre for Addiction and Mental Health — Toronto, Ontario, Canada