Afanasyev, D. F.
Akatov, V. V.
Article History
Received: 13 February 2020
Revised: 9 September 2020
Accepted: 15 September 2020
First Online: 4 May 2021
COMPLIANCE WITH ETHICAL STANDARDS
: This article does not contain any studies involving animals or humans performed by any of the authors.
: The authors declare that they have no conflict of interest.