Rocco A, Pomponi D, Borriello P, D'Armiento F, Nardone G
Department of Clinical and Experimental Medicine, Gastroenterology Unit, University Federico II, 80131 Naples, Italy.
Dig Liver Dis. 2008 Mar;40(3):224. doi: 10.1016/j.dld.2007.09.013. Epub 2007 Dec 21.