Zytoon, Ashraf Anas http://orcid.org/0000-0002-8997-8042
El-Atfey, Safaa Ibrahim Bendary
Hassanein, Shaimaa Abdel-Hamid
Article History
Received: 30 October 2019
Accepted: 23 January 2020
First Online: 7 February 2020
Ethics approval and consent to participate
: Our study was approved by the ethical and scientific committee of Faculty of Medicine, Menoufia University. Written consent to participate ref. no. 2017/8/12/1278.
: Not applicable.
: The authors declare that they have no competing interests.