Bourski, O. V.
Article History
Received: 30 December 2019
Revised: 3 February 2020
Accepted: 20 February 2020
First Online: 3 June 2021
COMPLIANCE WITH ETHICAL STANDARDS
: <i>Conflict of interests</i>. The author declares that he has no conflict of interests.
: <i>Statement on the welfare of animals</i>. All applicable international, national, and/or institutional guidelines for the care and use of animals were followed.