Alekseev, V. R.
Article History
Received: 21 July 2020
Revised: 18 September 2020
Accepted: 18 September 2020
First Online: 17 December 2021
COMPLIANCE WITH ETHICAL STANDARDS
: Conflict of interest . The author declares that he has no conflict of interest.
: Statement on the welfare of animals . All the applicable international, national, and/or institutional principles for using animals in experiments and conditions for their maintenance were satisfied. This study did not involve humans as subjects.