Brain Metastases

• General Hospital of Athens 'Hippokratio', 2nd Dept of Internal Medicine — Athens, Greece
• Sotiria General Hospital, 3rd Dept of Medicine, Oncology Unit — Athens, Greece
• General Peripheral Hospital of Athens "Alexandra" — Athens, Greece
• Agii Anargiri Cancer Hospital, 3rd Dept of Medical Oncology — Athens, Greece

• Indiana University Melvin and Bren Simon Cancer Center — Indianapolis, Indiana, United States
• Brigham and Women's Hospital — Boston, Massachusetts, United States
• Dana-Farber Cancer Institute — Boston, Massachusetts, United States

• Feldkirch Regional Hospital — Feldkirch, Austria
• Graz Medical University — Graz, Austria
• Univeristy Clinic for Radiotherapy and Radio-Oncology — Innsbruck, Austria
• Klagenfurt Regional Hospital — Klagenfurt, Austria

• West China Hospital — Chengdu, Sichuan, China

• Department of Oncology, National Taiwan University Hospital — Taipei, Taipei City, Taiwan

Not specified

• Jules Bordet Institute — Brussels, Belgium

• UT MD Anderson Cancer Center — Houston, Texas, United States

• Methodist University Hospital — Memphis, Tennessee, United States

• VU University Medical Center — Amsterdam, Netherlands