Funding for this research was provided by:
Dar Al Uloom University
Received: 22 March 2021
Accepted: 3 July 2021
First Online: 13 July 2021
: Ethical approval to perform this study was granted by the institutional review board of Dar Al Uloom University in Riyadh, Saudi Arabia (approval number: RCE 0007-2017) and performed in accordance with the Declaration of Helsinki. Signed informed consent was obtained from each subject’s parents or legal guardians.
: Not applicable.
: The authors state that they do not have any conflicts of interest.