Received: 13 August 2019
Accepted: 11 December 2019
First Online: 13 January 2020
Ethics approval and consent to participate
: The Institutional Review Boards of both National Liver Institute Menoufia University (IRB00003413) and Ministry of Health and Population (IRB0000687) approved the study procedures. Approaches to ensure ethics were considered in the study regarding confidentiality and the verbal consent. The researcher introduced herself to the participants in the sample and explained the objectives of the study, to obtain their acceptance to be recruited in the study as well as to gain their cooperation.
: Not applicable.
: The authors declare that they have no competing interests.