Received: 7 April 2022
Accepted: 10 January 2023
First Online: 21 January 2023
: The study was approved by the Institutional Ethic Committee of the Cotonou Entomological Research Centre (N° 026/CREC/CEI- CREC/SA). The study procedure, risks and benefits were explained to the mosquito collectors (volunteers) and their informed consent was obtained. All mosquito collectors and supervisors were vaccinated against yellow fever. Those diagnosed with malaria during the study period were treated free of charge according to national recommendations.
: Not applicable.
: The authors declare no competing interests.