For citations:

Korolkov A.Yu., Nikitina T.O., Popov D.N., Tantsev A.O. Surgical tactics in the treatment of gastrointestinal stromal tumors of the duodenum. Grekov's Bulletin of Surgery. 2019;178(4):65-68. (In Russ.) https://doi.org/10.24884/0042-4625-2019-178-4-65-68