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Authors
Derbissalova, Gulnaz
Shayakhmetova, Aisulu
Avagimyan, Anzhela
Pyanova, Ekaterina
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Article History
Received: 21 April 2022
Revised: 31 October 2022
Accepted: 15 October 2023
First Online: 3 November 2023
Declarations
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: 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 12.09.2021).Written consent to participate in the study was given by the parents and guardians of the children. The children gave their verbal consent after being told about the essence of the experiment.
: Written consent to participate in the study was given by the parents and guardians of the children. The children gave their verbal consent after being told about the essence of the experiment.
: The authors have no competing interests to declare that are relevant to the content of this article.
