Funding for this research was provided by:
Commonwealth Scholarship Commission (NGCA-2015-051)
Medical Research Council (WPIA_P41131)
Text and Data Mining valid from 2019-04-23
Received: 7 April 2018
Accepted: 8 April 2019
First Online: 23 April 2019
Ethics approval and consent to participate
: This study was approved by the Imperial College Research and Ethics Committee (Reference number – 16IC31) and the Ethical Review Committee of the Anambra State Ministry of Health, Nigeria (Reference number – MH/COMM/18//T.2/285). All study participants were adults (21 years and above) and provided written informed consent prior to interview.
: Not applicable.
: The authors declare that they have no competing interests.
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