Received: 4 October 2019
Accepted: 30 March 2020
First Online: 15 April 2020
Ethics approval and consent to participate
: Ethical clearance and approval obtained from the institutional review board of Mekelle University. Moreover, before conducting the study, the purpose and objective of the study were described to the study participants and written informed consent was obtained. The study participants were informed as they have full right to discontinue. Subject confidentiality and any special data security requirements were maintained and assured by not exposing patients’ names and information. Besides, the questionnaires and all other information were stored on a personal computer which is protected with a password.
: Not applicable as there is no image or other confidentiality related issues.
: The author declares that he/she has no competing interests.