Stepchenko, A. G.
Portseva, T. N.
Ilyin, Yu. V.
Georgieva, S. G.
Pankratova, E. V.
Article History
Received: 11 November 2020
Revised: 7 December 2020
Accepted: 9 December 2020
First Online: 24 April 2021
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.