Ahmet Taner SÜMBÜL^a, Şuayip YALÇIN^b, Ahmet ÖZET^c Serhat ÜNAL^d, Ömer DİZDAR^b, Hakan AKBULUT^e, Aziz KARAOĞLU^f, Nuri KARADURMUŞ^g, Mehmet Ali Nahit ŞENDUR^h, Ebru ÇILBIRⁱ, Fatih YILDIZ^j, Gülnihal TUFAN^j, Özlem UYSAL SÖNMEZ^k, Nazım Serdar TURHAL^l

^aBaşkent University Faculty of Medicine, Division of Medical Oncology, Ankara, TURKEY ^bHacettepe University Faculty of Medicine, Division of Medical Oncology, Ankara, TURKEY ^cGazi University Faculty of Medicine, Division of Medical Oncology, Ankara, TURKEY ^dHacettepe University Faculty of Medicine, Division of Infectious Diseases, Ankara, TURKEY ^eAnkara University Faculty of Medicine, Division of Medical Oncology, Ankara, TURKEY ^fDokuz Eylül University Faculty of Medicine, Division of Medical Oncology, Ankara, TURKEY ^gUniversity of Health Sciences Gülhane University Faculty of Medicine, Ankara, TURKEY ^hAnkara Yıldırım Beyazıt University Faculty of Medicine, Division of Medical Oncology, Ankara, TURKEY ⁱUniversity of Health Sciences Ankara Dışkapı Yıldırım Beyazıt Training and Research Hospital, Ankara, TURKEY ^jAnkara Dr. Abdurrahman Yurtaslan Onkoloji Training and Research Hospital, Ankara, TURKEY ^kAcıbadem University Faculty of Medicine, Division of Medical Oncology, Ankara, TURKEY ^lAnadolu Health Center, Clinic of Medical Oncology, Ankara, TURKEY