Article History
Received: 20 April 2018
Accepted: 12 June 2018
First Online: 15 July 2018
Ethics approval and consent to participate
: Informed consent was obtained from the participants before recruitment in the study after an explanation was given about the study. The study protocol was also approved by the Scientific Review Committee of the School of Allied Health Sciences, University for Development Studies, Ghana.
: Not applicable.
: The authors declare that they have no competing interests.
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