Ivanova, V. P.
Krivchenko, A. I.
Article History
Received: 16 December 2019
Revised: 3 March 2020
Accepted: 3 March 2020
First Online: 6 July 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.