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Citation: Wm. Tierney et al., The accuracy of EUS and helical CT in the assessment of vascular invasion by peripapillary malignancy, GASTROIN EN, 53(2), 2001, pp. 182-188

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Citation: S. Posner et al., Safety and long-term efficacy of transduodenal excision for tumors of the ampulla of Vater, SURGERY, 128(4), 2000, pp. 694-701

Authors: Cannon, ME Carpenter, SL Elta, GH Nostrant, TT Kochman, ML Ginsberg, GG Stotland, B Rosato, EF Morris, JB Eckhauser, F Scheiman, JM

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