Received: 4 August 2020
Accepted: 11 October 2020
First Online: 20 October 2020
Ethics approval and consent to participate
: Approval of research ethical committee of Faculty of Medicine, Ain-Shams University was obtained (code number: FMASU M D 12/2018), and informed written consent was obtained from patients’ legal guardian(s) after description of the procedure and its potential complications.
: Not applicable.
: The authors declare that they have no competing interests.