Department of Medical Oncology, Uludağ University Faculty of Medicine, Bursa, Turkey
2.Department of Medical Oncology, Uludağ University Faculty of Medicine, Bursa, Turkey; Department of Gastroenterelogy, Uludağ University Faculty of Medicine, Bursa, Turkey
3.Department of Medical Oncology, Uludağ University Faculty of Medicine, Bursa, Turkey; Department of Pathology, Uludağ University Faculty of Medicine, Bursa, Turkey
4.Department of Medical Oncology, Uludağ University Faculty of Medicine, Bursa, Turkey; Department of Internal Medicine, Uludağ University Faculty of Medicine, Bursa, Turkey