1. Department of Radiation Oncology Istanbul University‐CerrahpasaCerrahpasa Medical Faculty Istanbul Turkey
2. Department of Radiation Oncology Cumhuriyet University Medical Faculty Sivas Turkey
3. Department of Radiation Oncology Bezmialem Foundation University Medical Faculty Hospital Istanbul Turkey
4. Department of Radiation Oncology Ankara University Medical Faculty Ankara Turkey
5. Department of Radiation Oncology Dr. Suat Seren Chest Disease and Surgery Training Hospital Izmir Turkey
6. Department of Radiation Oncology (retired) Gazi University Medical Faculty Ankara Turkey
7. Department of Radiation Oncology Eskisehir Osmangazi University Medical Faculty Eskisehir Turkey
8. Department of Pulmonology Dr. Suat Seren Chest Disease and Surgery Training Hospital Izmir Turkey
9. Department of Radiation Oncology Gazi University Medical Faculty Ankara Turkey
10. Department of Medical Oncology Medical Park Hospital Antalya Turkey