For citations:
. Grekov's Bulletin of Surgery. 2013;172(2):074-077. (In Russ.) https://doi.org/10.24884/0042-4625-2013-172-2-074-077
. Grekov's Bulletin of Surgery. 2013;172(2):074-077. (In Russ.) https://doi.org/10.24884/0042-4625-2013-172-2-074-077