Funding for this research was provided by:
Noguchi Memorial Institute for Medical Research; Postdoctoral Office
Received: 14 March 2017
Accepted: 15 November 2017
First Online: 4 December 2017
Ethics approval and consent to participate
: The Institutional Review Boards of the Institute of Statistical Social and Economic Research (ISSER); clearance number - ECH 033/14-15) and the Dodowa Health Research Centre (DHRC) clearance number - DHRC/IRB/15//03) reviewed and approved the study.
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