Department of Surgery, Erasmus University Medical Center, Room H822k, PO BOX 2040, 3000 CA, Rotterdam, The Netherlands. d.lambrichts@erasmusmc.nl. Department of Surgery, Erasmus University Medical Center, Room H822k, PO BOX 2040, 3000 CA, Rotterdam, The Netherlands. Key Laboratory of Carcinogenesis and Translational Research (Ministry of Education, Beijing), Ward I of Gastrointestinal Cancer Center, Peking University Cancer Hospital & Institute, Beijing, China. Department of Surgery, Franciscus Gasthuis & Vlietland, Rotterdam, The Netherlands. Department of Neuroscience, Erasmus University Medical Center, Rotterdam, The Netherlands. Department of Surgery, Havenziekenhuis, Rotterdam, The Netherlands.