For citations:

Romashchenko P.N., Maistrenko N.A., Korovin A.E., Sibirev S.A., Sidorchuk P.A. NEW APPROACHES IN TREATMENT OF PATIENTS WITH PERFORATED DUODENAL ULCER. Grekov's Bulletin of Surgery. 2013;172(3):042-050. (In Russ.) https://doi.org/10.24884/0042-4625-2013-172-3-042-050