Received: 15 November 2019
Accepted: 15 April 2020
First Online: 17 June 2020
Ethics approval and consent to participate
: Ethical approval was sought from Adigrat University College of Health and Medical Science, and Health Research Ethics Review Committee (HRERC) and was granted accordingly with the reference number. Official support letters were submitted to the study Hospital. Informed written consent was obtained from each study participant. Participants were also informed that they are free to withdraw from the study at any time and their medical records were kept strictly confidential.
: Individual data such as images and videos did not accompany this particular manuscript and hence consent for publication is not applicable.
: The authors declare that they have no competing interests.