Allam, Mahmoud M.
Almasry, Hatem A.
Ahmed, Sandra M.
Taha, Youssuf G.
Oraby, Mohammed I.
Article History
Received: 27 December 2019
Accepted: 23 November 2020
First Online: 11 December 2020
Ethics approval and consent to participate
: Written informed consent was obtained from each participant in this study and the study was approved by the authorized research and ethical committee in Faculty of Medicine, Cairo University, in 27 October 2013.
: Not applicable
: The authors declare that they have no competing interests.