2Sathyanarayana SA, Deutsch GB, Bajaj J, et al. Ectopic pancreas: a diagnostic dilemma. Int J Angio1,2012,21 : 177.
3Ginori A, Vassallo L, Butorano MA, et al. Pancreatic adenocarcinoma in duodenal ectopic pancreas : a case report and review of the litera- ture. Pathologica, 2013,105:56.
4Chert HL, Chang WH, Shih SC, et al. Changing pattern of ectopic pancreas:22 years of experience in a medical center. J Formos Med Assoc ,2008,107:932.
