Funding for this research was provided by:
Al-Azhar University
Article History
Received: 6 January 2022
Accepted: 19 July 2022
First Online: 26 July 2022
Declarations
:
: The protocol of the current trial was approved by Al-Azhar University, the local ethics committee of Quality Education Assurance Unit, Al-Azhar Faculty of Medicine, Nasr city, Cairo, Egypt (IRB: ped_1. 16Med). All procedures run in compliance with the standards of the Declaration of Helsinki. Due to the retrospective nature of the study Quality Education Assurance Unit, Al-Azhar Faculty of Medicine, Nasr city, Cairo, Egypt, approved the informed consent waiver.
: Not applicable.
: The authors declare that they have no competing if interest.