Stetsenko, L. A.
Kuznetsov, Vl. V.
Article History
Received: 17 April 2017
Revised: 21 October 2018
Accepted: 14 January 2019
First Online: 9 January 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.