Text and Data Mining valid from 2019-07-09
Received: 19 November 2018
Accepted: 30 June 2019
First Online: 9 July 2019
Ethics approval and consent to participate
: Ethical clearance was obtained from the Institutional Review Board of the University of Gondar. Letter of permission was secured from the respective ART clinics of each selected hospitals. Moreover, the confidentiality of information obtained was guaranteed by using code numbers rather than personal identifiers and by keeping the checklist locked. But consent to participate was not applicable.
: Not applicable.
: The authors declare that they have no competing interests.