Perchenko, N. A.
Sergeeva, O. N.
Article History
Received: 23 March 2020
Revised: 15 April 2020
Accepted: 20 April 2020
First Online: 27 January 2021
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.