Yismaw, Ayenew Engida
Gelagay, Abebaw Addis
Sisay, Malede Mequanent
Article History
Received: 4 September 2018
Accepted: 12 December 2018
First Online: 7 January 2019
Ethics approval and consent to participate
: Ethical approval was obtained from the Institutional Review Board (IRB) of the Institute of Public Health, college of medicine and health science University of Gondar. Permission letter from Gondar university hospital was also secured before data collection. Names of patients were not included during data collection.
: Not applicable.
: The authors’ declare that they have no competing interests.
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