Gushchin, A. V.
Veremeichik, Ya. V.
Article History
Received: 9 September 2018
Revised: 10 December 2018
Accepted: 24 December 2018
First Online: 2 September 2019
COMPLIANCE WITH ETHICAL STANDARDS
: Conflict of interest . The authors declare that they have no conflict of interest.
: Statement of the welfare of animals. This article does not contain any studies involving animals or human participants performed by any of the authors.