Ustundag Yucel, Alper Emrah, Fusaroli Pietro
Department of Internal Medicine, Gastroenterology Clinics, Bulent Ecevit University, Zonguldak, Turkey.
Katip Celebi University Hospital, Izmir, Turkey.
Gastrointest Endosc. 2015 Jan;81(1):241-2. doi: 10.1016/j.gie.2014.07.059.