Opaev, A. S. https://orcid.org/0000-0002-4594-1459
Article History
Received: 7 April 2021
Revised: 11 May 2021
Accepted: 12 May 2021
First Online: 9 February 2023
COMPLIANCE WITH ETHICAL STANDARDS
: The author declares that he has no conflicts of interest. This article does not contain any studies involving animals or human participants performed by the author.