Bondarenko, S. A.
Georgieva, M. L.
Kokaeva, L. Yu.
Bilanenko, E. N.
Article History
Received: 22 March 2019
Revised: 24 April 2019
Accepted: 6 May 2019
First Online: 13 September 2019
COMPLIANCE WITH ETHICAL STANDARDS
: This article does not contain any studies with human participants or animals performed by any of the authors.
: The authors declare that they have no conflict of interest.