Shoba, S. A.
Gorepekin, I. V.
Fedotov, G. N.
Gracheva, T. A.
Salimgareeva, O. A.
Article History
Received: 7 April 2020
Revised: 22 April 2020
Accepted: 22 April 2020
First Online: 20 October 2020
COMPLIANCE WITH ETHICAL STANDARDS
: The authors declare that they have no conflict of interest. This article does not contain any studies with humans or animals as the objects of studies.