Younes, Abdel-Khalek
Hammad, Refaat
Othman, Mona
Sobhy, Ali
Article History
Received: 27 April 2021
Accepted: 1 March 2022
First Online: 17 March 2022
Declarations
:
: This study was approved by the Committee of Local Institutional Ethics of Faculty of Medicine, Al-Azhar University, and conducted ethically in accordance with the World Medical Association Declaration of Helsinki. Informed consent was taken from the participants after illustrating the nature of our study.
: Not applicable.
: The authors declare that they have no competing interests.