1. Department of Radiation Oncology, Faculty of Medicine, Baskent University, Adana, Turkey
2. Department of Oral and Maxillofacial Surgery, Faculty of Dentistry, Baskent University, Ankara, Turkey
3. Department of Oral and Maxillofacial Surgery, Faculty of Dentistry, Kyrenia University, Girne, Cyprus
4. Department of Radiation Oncology, Faculty of Medicine, Koc University, Istanbul, Turkey