Kostina, M. V.
Yurtseva, O. V.
Article History
Received: 21 November 2020
Revised: 15 December 2020
Accepted: 28 December 2020
First Online: 25 June 2021
COMPLIANCE WITH ETHICAL STANDARDS
: This article does not contain any research involving humans or animals as research objects.
: The authors declare no conflict of interest.