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Authors
Sedky, Youssef https://orcid.org/0000-0001-5075-7237
Refaat, Waleed
Gutknecht, Norbert
ElKadi, Abbadi
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Article History
Received: 18 December 2018
Accepted: 1 April 2019
First Online: 23 April 2019
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: All procedures performed in the study were in accordance with the ethical standards of the Suez Canal University and Misr International University and approved by the postgraduate and research committee of the institutes.
: Informed consents were obtained from all individual participants included in the study.
