1. Department of Medical Oncology, Gazi University Faculty of Medicine, Ankara, 06560, Turkey
2. Division of Medical Oncology, Department of Internal Medicine, Marmara University Medical Faculty, Istanbul, 34854, Turkey
3. Department of Medical Oncology, Istinye University Medical Faculty, Istanbul, 34010, Turkey
4. Hacettepe University Institute of Cancer, Department of Medical Oncology, Ankara, 06230, Turkey
5. Department of Medical Oncology, Uludağ University Medical Faculty, Bursa, 16059, Turkey
6. Department of Medical Oncology, Erciyes University Medical Faculty, Kayseri, 38280, Turkey
7. Department of Medical Oncology, Özel İzmir Kent Hospital, İzmir, 35620, Turkey
8. Servier Pharmaceuticals, Istanbul, 34398, Turkey
9. Servier Pharmaceuticals, Suresnes, 92150, France
10. Department of Medical Oncology, Trakya University, Edirne, 22030, Turkey