Funding for this research was provided by:
National Institute of Mental Health, National Institute of Health, Bethesda, MD,USA (R34 MH084673)
Text and Data Mining valid from 2018-03-13
Received: 5 September 2017
Accepted: 7 March 2018
First Online: 13 March 2018
Ethics approval and consent to participate
: This research was approved by the Faculty of Health Sciences Institutional Reviews Board and the South West Regional Delegation of Public Health of Cameroon. Informed written consent was obtained from all participants. Participation was voluntary, and participants could withdraw at any time from the study.
: Not applicable.
: The authors declare they have no competing interests.
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