Received: 4 February 2021
Accepted: 29 March 2021
First Online: 7 April 2021
: This research was performed after the authorization of the ethical committee of the Faculty of Medicine, Ain Shams University, in November 2017 under federal wide assurance number FWA 000017585 and committee reference number FMASU MD 38/2018. This research included human patients; therefore, a written informed consent was taken from all the participants or their legal guardians as required by the ethical committee recommendations.
: Not applicable.
: The authors declare that they have no competing interests.