Polivtseva, V. N.
Anokhina, T. O.
Iminova, L. R.
Borzova, O. V.
Esikova, T. Z.
Solyanikova, I. P.
Article History
Received: 29 November 2019
Revised: 13 December 2019
Accepted: 23 December 2019
First Online: 19 May 2020
COMPLIANCE WITH ETHICAL STANDARDS
: The authors declare that they have no conflict of interest. This article does not contain any studies involving animals or human participants performed by any of the authors.