Shishova, M. F.
Yemelyanov, V. V.
Article History
Received: 28 August 2020
Revised: 25 February 2021
Accepted: 28 February 2021
First Online: 4 September 2021
COMPLIANCE WITH ETHICAL STANDARDS
: <i>Conflict of interests</i>. The authors declare that they have no conflicts of interest.
: <i>Statement on the welfare of humans or animals</i>. This article does not contain any studies involving humans or animals performed by any of the authors.