For citations:
Lazarenko V.A., Zaikin E.Y., Kalutsky P.V., Kalutsky A.P. Immunotropic effects of polyoxidonium in the complex treatment of patients with pararectal fistulas. Kursk Scientific and Practical Bulletin "Man and His Health". 2017;(4):83-87. (In Russ.) https://doi.org/10.21626/vestnik/2017-4/14