1. Department of Internal Medicine Cerrahpaşa Faculty of Medicine Istanbul University‐Cerrahpaşa Istanbul Turkey
2. Division of Hematology Department of Internal Medicine Cerrahpaşa Faculty of Medicine Istanbul University‐Cerrahpaşa Istanbul Turkey
3. Department of Nuclear Medicine Cerrahpaşa Faculty of Medicine Istanbul University‐Cerrahpaşa Istanbul Turkey
4. Division of Gastroenterology Department of Internal Medicine Cerrahpaşa Faculty of Medicine Istanbul University‐Cerrahpaşa Istanbul Turkey