Raiymbek, G.
Faye, B. https://orcid.org/0000-0002-5762-5453
Kadim, I. T.
Serikbaeva, A.
Konuspayeva, G.
Article History
Received: 3 November 2018
Accepted: 11 April 2019
First Online: 22 April 2019
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.