Granata Antonino, Curcio Gabriele, Azzopardi Neville, Barresi Luca, Tarantino Ilaria, Traina Mario
Gastroenterology and Endoscopy Unit, Mediterranean Institute for Transplantation and Advanced Specialized Therapies, Palermo, Italy.
Gastrointest Endosc. 2013 Sep;78(3):451. doi: 10.1016/j.gie.2013.07.010.