Pancreas-Preserving Approach to "Paraduodenal Pancreatitis" Treatment: Why, When, and How? Experience of Treatment of 62 Patients with Duodenal Dystrophy. - Egorov, V. I.; Vankovich, A. N.; Petrov, R. V.; Starostina, N. S.; Butkevich, A. Ts.; Sazhin, A. V.; Stepanova, E. A. (BioMed Research International, 2014)