Krashchuk, L. S.
Shimaraeva, S. V.
Silow, E. A.
Article History
Received: 17 July 2018
Revised: 23 October 2018
Accepted: 27 November 2018
First Online: 27 February 2020
COMPLIANCE WITH ETHICAL STANDARDS
: The authors declare that they have no conflict of interest. This article does not contain any studies involving animals or human participants performed by any of the authors.