Utebayev, Maral
Dashkevich, Svetlana
Kunanbayev, Kairat
Bome, Nina
Sharipova, Botagoz
Shavrukov, Yuri
Article History
Received: 4 April 2018
Revised: 30 October 2018
Accepted: 6 April 2019
First Online: 15 April 2019
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.