Dutkowski Philipp, De Rougemont Olivier, Müllhaupt Beat, Clavien Pierre-Alain
Department of Surgery, Swiss Hepato-Pancreatico-Biliary and Transplant Center, University Hospital Zurich, 8091 Zurich, Switzerland.
Gastroenterology. 2010 Mar;138(3):802-9.e1-4. doi: 10.1053/j.gastro.2010.01.030. Epub 2010 Jan 21.