Umut Demirci1
, Ugur Coşkun1
, Pinar Uyar Göçün2
, Bahar Gurlek3
, Burcu Saka2
, Banu Öztürk1
, Mustafa Benekli1
and Süleyman Büyükberber1 
1
Department of Medical Oncology, Faculty of Medicine, Gazi University, Ankara, Turkey
2
Department of Pathology Faculty of Medicine, Gazi University, Ankara, Turkey
3
Department of Internal Medicine, Faculty of Medicine, Gazi University, Ankara, Turkey