Received: 2 August 2017
Accepted: 18 January 2019
First Online: 8 February 2019
Ethics approval and consent to participate
: The study was granted ethical approval by the Research and Ethical Committee of the School of Allied Health Sciences of the University for Development Studies, Tamale, Ghana. Voluntary verbal informed consent was obtained from each study participant. Participants were told they could decide to withdraw from the study anytime without any consequences. The purpose of the study and the assurance of confidentiality of information were explained to participants. They were also told they could decide not to answer any question they felt uncomfortable with.
: Not applicable
: The authors declare that they have no competing interest.
: Springer Nature remains neutral with regard to jurisdictional claims in published maps and institutional affiliations.