Document is current

Article History

Received: 25 July 2017

Accepted: 19 June 2018

First Online: 6 July 2018

Ethics approval and consent to participate

: Ethical approval was obtained from the Ethical Review Committee of School of the pharmacy University of Gondar. Participants were informed about the objective of the study and they also had full right to discontinue or refuse to participate in the study and a written consent was obtained from each study participant. Confidentiality of the information was assured through handling the information by locking the document with a password, storing in a file by assigning a code number to it and omitting the participants’ name.

: Not applicable.

: The authors declare that they have no competing interests.

: Springer Nature remains neutral with regard to jurisdictional claims in published maps and institutional affiliations.