Yuritsyna, N. A.
Vasjukov, V. M.
Article History
Received: 30 October 2018
Revised: 22 May 2019
Accepted: 27 May 2019
First Online: 14 January 2020
COMPLIANCE WITH ETHICAL STANDARDS
: No experimentation involving living organisms was performed by the authors of the present work.
: The authors declare that they have no conflict of interest.