Received: 25 April 2022
Accepted: 18 October 2022
First Online: 27 October 2022
Change Date: 12 January 2023
Change Type: Correction
Change Details: A Correction to this paper has been published:
Change Details: https://doi.org/10.1186/s12939-022-01797-z
: The health ethics committee of Burkina Faso approved the study on 9 January 2019 (Decision No. 2019–01-004). The indigents took part in the study having given their informed verbal consent.
: Not applicable.
: The authors declare they have no competing interests.