Abdallah, Emad
Zakaria, Mahmoud
Fikry, Mohamed
Abdelnaby, Mahmoud
Gado, Waleed
Elbaz, Samy Abbas
Mahmoud, Sabry Ahmed
Emile, Sameh Hany http://orcid.org/0000-0001-7854-5244
Article History
Received: 17 January 2020
Revised: 22 May 2020
Accepted: 28 May 2020
First Online: 3 June 2020
Compliance with Ethical Standards
:
: The authors declare that they have no conflict of interest.
: All procedures performed in studies 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. Ethical approval for the study was obtained from the Research Ethics Committee.
: Informed consent does not apply as for this type of study; formal consent is not required.