Demin, D. E.
Uvarova, A. N.
Klepikova, A. V.
Schwartz, A. M.
Article History
Received: 25 March 2019
Revised: 25 May 2019
Accepted: 30 May 2019
First Online: 25 February 2020
COMPLIANCE WITH ETHICAL STANDARDS
: The study did not use biological materials obtained from humans or animals.<i>Conflict of Interest.</i> The authors declare they have no conflict of interest.