1. Department of Medical Oncology, Manisa State Hospital, Manisa, Turkey
2. Department of Medical Oncology, Izmir Katip Celebi University Ataturk Training and Research Hospital, Izmir, Turkey
3. Department of Biochemistry, Izmir Katip Celebi University Ataturk Training and Research Hospital, Izmir, Turkey
4. Institute of Oncology, Dokuz Eylul University, Izmir, Turkey