Abdigapbarova, Ulzharkyn
Zhiyenbayeva, Nadezhda
Article History
Received: 28 February 2022
Accepted: 8 June 2022
First Online: 4 July 2022
Statements and Declarations
:
: The authors declare that they have no competing interests.
: The authors declare that the work is written with due consideration of ethical standards. The study was conducted in accordance with the ethical principles approved by the Human Experiments Ethics Committee of Abai Kazakh National Pedagogical University (Protocol No. 1 of 09.10.2021).
: All the participants have given their written informed consent.
: All the participants have given their consent for the publication of the research results.