Zakharyuk, A. G.
Ryzhmanova, Ya. V.
Avtukh, A. N.
Shcherbakova, V. A.
Article History
Received: 1 August 2018
Revised: 21 October 2018
Accepted: 30 November 2018
First Online: 21 May 2019
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.