Arezzo Alberto, Famiglietti Federico, Garabello Domenica, Morino Mario
Digestive, Colorectal and Minimal Invasive Surgery, University of Turin, Turin, Italy.
Clin Gastroenterol Hepatol. 2011 Apr;9(4):e30. doi: 10.1016/j.cgh.2010.10.024. Epub 2010 Nov 9.