Abramov, S. A.
Lopatina, N. V.
Moroldoev, I. V.
Litvinov, Yu. N.
Article History
Received: 7 September 2018
Revised: 6 February 2019
Accepted: 8 February 2019
First Online: 16 October 2019
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.