For citations:
. Grekov's Bulletin of Surgery. 2013;172(5):115-119. (In Russ.) https://doi.org/10.24884/0042-4625-2013-172-5-115-119
. Grekov's Bulletin of Surgery. 2013;172(5):115-119. (In Russ.) https://doi.org/10.24884/0042-4625-2013-172-5-115-119