Kurashova, N. A.
Madaeva, I. M.
Kolesnikova, L. I.
Article History
Received: 10 October 2018
Revised: 9 November 2018
Accepted: 12 February 2019
First Online: 31 March 2020
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.