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Authors
Abouhashem, Safwat http://orcid.org/0000-0002-4328-1995
Gad, Ahmed A. M.
El-Malkey, Mohamed
Daoud, Esam A.
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Article History
Received: 19 March 2019
Accepted: 16 September 2019
First Online: 10 October 2019
Ethics approval and consent to participate
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee (Zagazig Faculty of Medicine IRP committee and Kingdom Hospital ethical committee) and with the 1964 Helsinki Declaration and its later amendments or comparable ethical standards.
: For this type of study, formal consent is not required.
: The authors declare that they have no competing interests.
