Saveleva, E. E.
Tyutrina, E. S.
Nakanishi, T.
Tamai, I.
Salmina, A. B.
Article History
Received: 18 February 2020
Revised: 1 May 2020
Accepted: 6 May 2020
First Online: 27 February 2021
COMPLIANCE WITH ETHICAL STANDARDS
: This article does not contain any research involving humans or the use of animals as objects.
: The authors declare that they have no conflicts of inte-rest.