Talovskaya, E. B.
Article History
Received: 7 January 2019
Revised: 10 January 2020
Accepted: 13 January 2020
First Online: 30 June 2020
COMPLIANCE WITH ETHICAL STANDARDS
: <i>Conflict of interests</i>. The authors declare that they have no conflict of interest.
: <i>Statement on the welfare of animals</i>. This article does not contain any studies involving animals performed by any of the authors.