For citations:
Abritsova M.V., Torchua N.R., Bogdanova E.M., Markina M.A. Possibilities of medical relaxation of the internal anal sphincter for anal fissures. Ambulatornaya khirurgiya = Ambulatory Surgery (Russia). 2021;18(2):105-110. (In Russ.) https://doi.org/10.21518/1995-1477-2021-18-2-105-110

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