Kosolapov, D. B.
Article History
Received: 13 January 2018
Revised: 6 February 2019
Accepted: 22 July 2019
First Online: 1 September 2020
COMPLIANCE WITH ETHICAL STANDARDS
: <i>Conflict of interests</i>. The authors declare that they have no conflicts of interest.
: <i>Statement on the welfare of humans or animals</i>. This article does not contain any studies involving animals performed by any of the authors.