Vavilova, V. Yu.
Konopatskaia, I. D.
Blinov, A. G.
Goncharov, N. P.
Article History
Received: 5 August 2019
Revised: 2 September 2019
Accepted: 17 October 2019
First Online: 30 May 2020
COMPLIANCE WITH ETHICAL STANDARDS
: The authors declare no conflict of interest. This paper contains no studies that use people or animals as objects.