Sitnikova, T. Ya.
Bazova, N. V.
Article History
Received: 12 February 2018
Revised: 9 April 2018
Accepted: 23 May 2018
First Online: 21 February 2020
COMPLIANCE WITH ETHICAL STANDARDS
: <i>Conflict of interest</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.