Article History
Received: 2 December 2021
Accepted: 3 February 2022
First Online: 11 February 2022
Declarations
:
: A written informed consent was obtained from each participant in this study or his relative. The study was conducted in accordance with the Declaration of Helsinki. The study was approved by local ethical committee in Faculty of medicine, Beni-Suef University. The committee’s reference number is FMBSUREC/05012020/Zaher.
: Not applicable.
: The authors declare that they have no competing interests.