Funding for this research was provided by:
U.S. President’s Emergency Plan for AIDS Relief
Received: 16 April 2018
Accepted: 23 January 2019
First Online: 29 January 2019
Ethics approval and consent to participate
: The study protocol was approved by the National Ethics Committee for human research of the Ministry of Health, Cameroon, authorisation Number: No:2016/04/755/CE/CNERSH/SP. Consent was obtained by signature for each participant prior to inclusion in the study. Data was collected anonymously and analysed as such.
: Not Applicable.
: The authors declare that they have no competing interests.
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