Vasilieva Larisa, Adamidi Sofia, Kittou Naso, Papiris Konstantinos, Romanos Andreas, Dourakis Spyros P
2 Department of Internal Medicine, Athens University Medical School (Larisa Vasilieva, Sofia Adamidi, Naso Kittou, Spyros P. Dourakis), Athens, Greece.
Endoscopic Surgery Unit, Hippokration Hospital (Konstantinos Papiris, Andreas Romanos), Athens, Greece.
Ann Gastroenterol. 2014;27(4):436-437.