Received: 29 December 2020
Accepted: 12 February 2021
First Online: 3 May 2021
Ethics approval and consent to participate
: The approval of the study was taken from the Institutional Ethics Committee of the Faculty of Medicine, Ain Shams University (Ethical Committee’s reference number: 138/2018; 27 May 2018). Written informed consent was taken from all patients who were invited to participate in the research.
: Not applicable
: The authors declare no conflict of interest.