Text and Data Mining valid from 2019-09-09
Received: 8 August 2019
Accepted: 5 September 2019
First Online: 9 September 2019
Ethics approval and consent to participate
: Ethical clearance was obtained from Institutional Review Board (IRB) of College of Health Sciences, Mekelle University. A subsequent permission was also obtained from Tigray teaching hospitals. A written consent was obtained from the patients. Confidentiality was assured for all the information provided, no personal identifiers was used on the questionnaire. To maintain confidentiality, data collector was recruited from the study unit.
: Not applicable.
: The authors declare that they have no competing interests.