Zakharevich, N. V.
Danilenko, V. N.
Article History
Received: 9 January 2020
Revised: 9 January 2020
Accepted: 10 January 2020
First Online: 2 December 2020
COMPLIANCE WITH ETHICAL STANDARDS
: Conflict of interests . The authors declare that they have no conflicts of interest.
: Statement on the welfare of humans or animals . This article does not contain any studies involving animals performed by any of the authors.