Zhirnov, O. P.
Isaeva, E. I.
Article History
Received: 20 December 2018
First Online: 31 July 2019
COMPLIANCE WITH ETHICAL STANDARDS
: Conflict of interests . The authors declare that they have no conflict of interest.
: Statement on the welfare of animals . All applicable international, national, and/or institutional guidelines for the care and use of animals were followed.