Grunina, N. A.
Belopolskaya, T. V.
Tsereteli, G. I.
Smirnova, Ο. Ι.
Article History
Received: 7 June 2019
Revised: 26 November 2019
Accepted: 27 November 2019
First Online: 27 April 2020
COMPLIANCE WITH ETHICAL STANDARDS
: The authors declare no conflict of interest. This paper does not describe any research using humans and animals as objects.