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Authors
Mahmoud, Hossam El-Din A.
Yousry, Wael A.
Saleh, Shereen A. https://orcid.org/0000-0002-0984-1725
El Badry, Mohamed
Hussein, Ahmed
Ali, Mostafa Hassan
El-Hariri, Hazem M.
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Article History
Received: 9 July 2019
Accepted: 14 October 2019
First Online: 19 February 2020
Ethics approval and consent to participate
: The study was performed according to the ethical guidelines of the 1975 Declaration of Helsinki. A written informed consent was obtained from all enrolled participants before enrolment to the study. This study was approved by the ethical committee of Faculty of Medicine, Ain Shams University (committee’s reference number: 122/2016).
: Not applicable.
: None of the authors have any conflicts of interests or financial disclosures related to this work.
