Text and Data Mining valid from 2019-07-22
Received: 1 March 2019
Accepted: 9 July 2019
First Online: 22 July 2019
Ethics approval and consent to participate
: Written informed consent from each study participant was not obtained as the study was retrospective and involved using intuitional database. However approval for this waiver in addition to approval for the entire study protocol was obtained from the College of Health Sciences Ethical and Protocol Review Committee of the University of Ghana [Protocol Identification Approval ID: MS-Et/M.6-P.5.3/2009-10].
: Not applicable.
: The authors declare that they have no competing interests.