N. Tewari, K. Rollins, J. Wu, P. Kaye, and D. N. Lobo, “Lymphoepithelial Cyst of the Pancreas and Elevated Cyst Fluid Carcinoembryonic Antigen: A Diagnostic Challenge”, JOP. J Pancreas (Online), vol. 15, no. 5, pp. 504–507, Sep. 2014.