Emile, Sameh Hany http://orcid.org/0000-0001-7854-5244
Elfallal, Ahmed Hossam
Elbaz, Samy Abbas
Elmetwally, Ahmed Magdy
Article History
Received: 17 September 2020
Accepted: 7 December 2020
First Online: 4 January 2021
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: Ethical approval for the study was obtained from the Institutional Review Board (IRB) of our institution.
: All procedures performed involving human participants were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards.
: Informed consent does not apply as for this type of study formal consent is not required.