Zotin, A. A.
Article History
Received: 24 January 2020
Revised: 20 March 2020
Accepted: 24 March 2020
First Online: 1 September 2020
COMPLIANCE WITH ETHICAL STANDARDS
: <i>Conflict of interest.</i> The author declares that he has no conflict of interest.<i>Statement on the welfare of animals.</i> All applicable international, national, and/or institutional principles for the use of animals in experiments and the conditions for their care were observed.
: The work was completed solely by one author, A.A. Zotin.