Smirnov, G. Yu.
Article History
Received: 14 April 2021
Revised: 21 July 2021
Accepted: 23 July 2021
First Online: 21 February 2022
COMPLIANCE WITH ETHICAL STANDARDS
: Statement on the welfare of animals . All applicable international, national, and/or institutional guidelines for the care and use of animals were followed.
: Conflict of interests . The author declares that he has no conflict of interest.