Received: 12 February 2022
Accepted: 8 April 2022
First Online: 25 April 2022
: The authors assert that all procedures contributing to this work comply with the ethical standards of the Egyptian national guidelines on human experimentation with the Helsinki Declaration of 1975, as revised in 2008, and has been approved by the institutional committee of Cairo University under the approval number I-2019-322.Accordingly, a written informed consent was taken from all study participants.
: Not applicable.
: The authors declare that they have no competing interests.