1. Department of Radiation Oncology Prof Dr Cemil Tascioglu City Hospital Istanbul Turkey
2. Department of Radiation Oncology, Istanbul Faculty of Medicine Istanbul University Istanbul Turkey
3. Department of Radiation Oncology Hacettepe University Faculty of Medicine Ankara Turkey
4. Department of Radiation Oncology Dr. Lutfi Kirdar Kartal Education and Research Hospital Istanbul Turkey
5. Department of Radiation Oncology Tepecik Education and Research Hospital Izmir Turkey
6. Department of Radiation Oncology Cerrahpasa Faculty of Medicine Istanbul University‐Cerrahpasa Istanbul Turkey
7. Department of Radiation Oncology, Marmara University Pendik Education and Research Hospital Istanbul Turkey
8. Department of Radiation Oncology Istanbul Education and Research Hospital Istanbul Turkey
9. Department of Radiation Oncology, Faculty of Medicine Selcuk University Konya Turkey
10. Department of Radiation Oncology, Faculty of Medicine Necmettin Erbakan University Konya Turkey
11. Department of Radiation Oncology Baskent University Faculty of Medicine Ankara Turkey
12. Department of Radiation Oncology, Faculty of Medicine Ege University Izmir Turkey