Bruk, Zhanna http://orcid.org/0000-0003-2806-2513
Ignatjeva, Svetlana http://orcid.org/0000-0002-3608-8409
Fedina, Ludmila http://orcid.org/0000-0002-2822-0692
Volosnikova, Ludmila http://orcid.org/0000-0002-4774-3720
Funding for this research was provided by:
Russian Foundation for Basic Research (RFBR) and Tyumen Region (20-413-720012)
Article History
Accepted: 1 January 2024
First Online: 13 January 2024
Declarations
:
: Prior to conducting the study, informed consent was obtained from parents of child participants and school administrators and teachers.
: Department of Education and Science of the Tyumen Region of the Russian Federation and the Institutional Review Board of the authors 2–4 affiliated university reviewed and approved the study protocol.
: Research presented in this article was designed and implemented in accordance with the international Belmont principles of respect for persons, beneficence, and justice. Members of the research team responsible for data collection, analysis and dissemination ensured the protection of administrative data and confidentiality of data collected form child participants.
: All authors declare no competing interests with respect to the research, authorship, and/or publication of this study.