N. B. Gubergrits, Y. V. Linevskiy, G. M. Lukashevich, P. G. Fomenko, T. V. Moroz, and T. Mishra, “Morphological and Functional Alterations of Small Intestine in Chronic Pancreatitis”, JOP. J Pancreas (Online), vol. 13, no. 5, pp. 519–528, Sep. 2012.