Ethical clearance was obtained from Research Ethics Committee of Universidade Federal de Minas Gerais under the registration protocol FR–413704. Prior to data collection, the objectives of the study were explained and an informed consent was obtained from all participants. For minors, consent was obtained from parents or guardians.
Do you have any questions about this protocol?
Post your question to gather feedback from the community. We will also invite the authors of this article to respond.