Puzachenko, A. Yu.
Markova, A. K.
Article History
Received: 26 August 2019
Revised: 25 October 2019
Accepted: 25 October 2019
First Online: 13 April 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.