1. Selcuk University, Department of Radiation Oncology, Konya, Turkey
2. Selcuk University, Department of Pathology, Konya, Turkey
3. Konya Training and Research Hospital, Department of Radiation Oncology, Konya, Turkey
4. Necmettin Erbakan University, Department of Family Medicine, Konya, Turkey
5. Hacettepe University, Department of Preventive Oncology, Ankara, Turkey
6. Selcuk University, Department of Medical Oncology, Konya, Turkey