Received: 15 April 2020
Accepted: 24 June 2020
First Online: 14 July 2020
Ethics approval and consent to participate
: Approval of the Research Ethical Committee of the Faculty of Medicine, Ain-Shams University, was obtained (code number: FMASU MD (47/2018), approval date 2/1/2018, and informed consent was obtained from patients and/or their first-degree relatives.
: Not applicable.
: The authors declare that they have no competing interests. Prof Bahaa Hassan, Editor-in-Chief of the journal declares that despite being an author for this article he did not interfere by any means in the process of revision for this article.