Document is current

Article History

Received: 21 December 2018

Accepted: 28 February 2019

First Online: 13 March 2019

Ethics approval and consent to participate

: The study was approved by the Ethics Committee of Sohag Faculty of Medicine. Verbal consent was obtained from the participants after the explanation of the purpose and benefits of research. This type of consent was used because most of the sample was illiterate and data were collected by using interviewing questionnaire and thus did not involve any human data or tissue. The Ethics Committee approved the use of this verbal consent.

: 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.