Article History

Received: 11 January 2017

Accepted: 17 September 2018

First Online: 29 September 2018

Change Date: 13 January 2020

Change Type: Correction

Change Date: 16 October 2018

Change Type: Correction

Change Details: Following publication of the original article [1], we have been notified that the name of one author was spelled incorrectly as Kidanemariam Berhe, when the correct spelling is Kidanemaryam Berhe.

Change Details: Following publication of the original article [1], the author reported that his name was misspelled. The original article has been corrected.Incorrect name: Gidiom GebrehetCorrect name: Gdiom Gebreheat

Ethics approval and consent to participate

: Ethical clearance was obtained from Institutional review board of the college of health sciences of Mekelle University. After briefing the purpose and procedure of the study, verbal consent was obtained from study participants. Their right not to participate, not to answer any or all questions and to withdraw from the interview at any time they want was respected.

: The authors declare that they have no competing interests.

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