Filippova, O. B.
Kiyko, E. I.
Maslova, N. I.
Article History
Received: 17 January 2019
Revised: 25 March 2019
Accepted: 30 May 2019
First Online: 10 March 2020
COMPLIANCE WITH ETHICAL STANDARDS
: <i>Conflict of interests</i>. The authors declare that they have no conflict of interests.
: <i>Statement of the welfare of animals</i>. All applicable international, national, and/or institutional guidelines for the care and use of animals were followed. The article does not concern any researches using animals as objects.