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Authors
Ibrahim, Abeer Abdelzaher
Ibrahim, Yosra Abdelzaher https://orcid.org/0000-0002-7961-4202
Darwish, Eman A.
Khater, Nivan Hany
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Article History
Received: 19 July 2019
Accepted: 19 August 2019
First Online: 2 October 2019
Ethics approval and consent to participate
: The local ethics committee of Ain Shams University ruled that no formal ethics approval was required in this retrospective study. However, non-formal IRB approval was obtained.
: Not applicable
: The authors declare that they have no competing interests.
