Departments of Internal Medicine, Divisions of Medical Oncology and Gastroenterology, Dokuz Eylül University, School of Medicine, İzmir
2.Department of Internal Medicine, Division of Medical Oncology, Dokuz Eylül University, School of Medicine, Izmir
3.Türkiye Yüksek İhtisas Hastanesi Gastroenteroloji ve Gastroenteroloji Cerrahisi klinikleri, Ankara