Koposov, Roman
Stickley, Andrew
Sukhodolsky, Denis
Ruchkin, Vladislav
Funding for this research was provided by:
Uppsala University
Article History
Received: 15 November 2022
Accepted: 12 April 2023
First Online: 5 May 2023
Declarations
:
: The study was approved by the ethics committee at the Northern State Medical University in Arkhangelsk (Russia). Children provided informed consent to participate. Parents were informed about the study and had the possibility to decline their child’s participation. At the time the study was conducted there was no requirement regarding signed informed consent from legal guardians and the study used a survey developed at Yale University (USA), which was approved by the respective Institutional Review Board, where a passive informed consent procedure from parents was deemed acceptable. All procedures involving human participants were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki Declaration and its later amendments or comparable ethical standards.
: Not applicable.
: The authors declare that they have no conflict of interest.