For citations:
Zemlyanoy V.P., Singaevskiy A.B., Gladyshev D.V., Vryblevskiy N.M., Nesvit E.M., Efendieva M.A. Acute postoperative perforated ulcers of the small bowel as a topical problem of modern surgery. Grekov's Bulletin of Surgery. 2019;178(2):33-37. (In Russ.) https://doi.org/10.24884/0042-4625-2019-178-2-33-37