Received: 19 September 2021
Accepted: 31 January 2022
First Online: 3 February 2022
: The Yerelon cohort studies were approved by the Centre Muraz institutional review board (N/Ref./ 11–02/CE-CM, October 9, 2002), and the Burkina Faso National Ethics Committee (currently the Health Research Ethics Committee) (N°2003–005. April 22, 2003). This study was performed in accordance with the Declaration of Helsinki and all methods were performed in accordance with the relevant guidelines and regulations. All participants signed written informed consent before being included.
: Not applicable.
: The authors declare that they have no competing interests.