Received: 12 April 2020
Accepted: 13 July 2020
First Online: 28 July 2020
Ethics approval and consent to participate
: Approval of the research ethical committee of the Faculty of Medicine, Ain-Shams University, was obtained (code number: FMASU M D 42/ 2018) and informed consent was obtained from all patients.
: Not applicable
: The authors declare that they have no competing interests.