Received: 29 June 2020
Accepted: 10 September 2020
First Online: 18 September 2020
Ethics approval and consent to participate
: Ethics approval of the study protocol was approved by the Ethical Committee of the Faculty of Medicine at Cairo University Hospital.Committee’s reference number is not applicable. The need for informed consent was waived due to the retrospective nature of the study.
: Not applicable.
: No conflict of interest and nothing to disclose.