Funding for this research was provided by:
Mekelle University (CRPO/CHS/010/08)
Received: 9 July 2019
Accepted: 13 August 2019
First Online: 23 August 2019
Ethics approval and consent to participate
: Ethical approval obtained from Mekelle University College of Health Sciences, Research and Community Services Council (ERC 0691/2016). Permission also obtained from both hospital administrations. Written informed consent was obtained from study participant and their identity was kept confidential. The physician for treatment consulted participants with positive result.
: Not applicable.
: The authors declare that they have no competing interests.