Ryaguzov, A. P.
Nemkayeva, R. R.
Yukhnovets, O. I.
Guseinov, N. R.
Mikhailova, S. L.
Bekmurat, F.
Assembayeva, A. R.
Article History
Received: 29 January 2019
Revised: 29 January 2019
Accepted: 9 April 2019
First Online: 18 September 2019
CONFLICT OF INTEREST
: The authors declare that they have no conflict of interest.