Genkal, S. I.
Yarushina, M. I.
Article History
Received: 24 November 2017
Revised: 16 February 2018
Accepted: 29 May 2018
First Online: 9 December 2019
COMPLIANCE WITH ETHICAL STANDARDS
: Conflict of interests . The authors declare that they have no conflict of interest.
: Statement on the welfare of animals . This article does not contain any studies involving animals performed by any of the authors.