Received: 27 May 2020
Accepted: 6 October 2020
First Online: 16 October 2020
Ethics approval and consent to participate
: Ethical clearance was granted by the Centre Regional Ethics Committee for Human Health Research (N°667/CRERSH/2019) and Administrative authorization was granted by the Regional Delegation of Public Health and the Ndikinimeki Health District. After approval of the local administrative and traditional authorities, the objectives and schedules of the study were first explained to community leaders and to all eligible individuals. Before any procedure, informed consents were obtained from participants or their parents or guardians (for minors) who agreed to participate, under the discretion of community leaders. An individual barcode was attributed to each participant for anonymous data analysis.
: Not applicable.
: The authors declare that they have no competing interests.