Teixeira Frederico, Moutinho Vitor, Ushinohama Adriano, Akaishi Eduardo, Utiyama Edivaldo, Rasslan Samir
Hospital das Clinicas-University of Sao Paulo School of Medicine, Division of General Surgery and LIM 62, Sao Paulo, Brazil.
J Gastrointest Surg. 2010 Jul;14(7):1197-8. doi: 10.1007/s11605-009-1117-y. Epub 2009 Dec 4.