Woldeamanuel, Gashaw Garedew
Wondimu, Diresibachew Haile
Article History
Received: 5 July 2017
Accepted: 23 February 2018
First Online: 15 March 2018
Ethics approval and consent to participate
: The study was conducted after ethical letters obtained from departmental research committee (DRC) of the Department of Medical Physiology, Addis Ababa University, Ethiopia. Then permission was taken from hospital higher management and data was collected after obtaining written informed consent from the study subjects. To keep confidentiality codes were used and unauthorized person didn’t have access to the data.
: Not applicable.
: The authors declare that they have no competing interests.
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