Funding for this research was provided by:
Data collection was supported by FAIRMED Africa
Received: 20 November 2019
Accepted: 23 March 2021
First Online: 7 April 2021
: All the principles of a good ethical research were respected. Ethical approval (N<sup>o</sup>: CE031/CRERSHC) was obtained from the Centre Regional Ethics Committee for Human Health Research of the Ministry of Public Health Cameroon. Administrative approval was obtained from the Regional Delegation of Public Health for the East Region. Verbal informed consent was obtained from every participant prior to collection of data. This is because most of our participants could not read or write. This procedure was approved by the ethics committee. Participants 21 years and above granted consent to participate in the study. Minors gave assent and consent for them to participate in the study was obtained from their parent/guardian.
: Not applicable
: The authors declare that they have no competing interests.