1. University of Health Sciences, Dr. Lutfi Kirdar Kartal Training and Research Hospital, Department of Radiation Oncology, Istanbul, Turkey
2. Prof. Dr. Cemil Tascioglu City Hospital, Department of Radiation Oncology, Istanbul, Turkey
3. Faculty of Medicine, Ege University, Izmir, Turkey
4. Istanbul Oncology Hospital, Department of Radiation Oncology, Istanbul, Turkey
5. Eskisehir City Hospital, Department of Radiation Oncology, Istanbul, Turkey
6. Cerrahpasa Faculty of Medicine, Istanbul University, Istanbul, Turkey
7. Meram Faculty of Medicine, Necmettin Erbakan University, Konya, Turkey
8. University of Health Sciences, Umraniye Training and Research Hospital, Department of Radiation Oncology, Istanbul, Turkey
9. Koc University Hospital, Department of Radiation Oncology, Istanbul, Turkey
10. Hamidiye International School of Medicine, University of Health Sciences, Istanbul, Turkey
11. Faculty of Medicine, Gazi University, Ankara, Turkey.