Khalaf, Mohamed
Hamed, Hosam http://orcid.org/0000-0003-2774-2947
Article History
Received: 18 May 2020
Revised: 18 August 2020
Accepted: 18 August 2020
First Online: 25 August 2020
Compliance with Ethical Standards
:
: The authors declare that they have no conflict of interest.
: The study was approved by the local ethical committee.
: Informed consent does not apply.