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Authors
Shawky Elsawabi, Ahmed
Abdel wahab, Khaled
Ibrahim, Wesam
Saleh, Shereen https://orcid.org/0000-0002-0984-1725
Massoud, Yasmine
Abdelbary, Mohamed
Nabih, Ahmed
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Article History
Received: 12 July 2019
Accepted: 30 October 2019
First Online: 18 December 2019
Ethics approval and consent to participate
: This study was reviewed and approved by the Research Ethics Committee of the Faculty of Medicine, Ain Shams University (committee’s reference number: 138/2016). Ethical approval: 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. Informed written consent was obtained from all individual participants included in the study.
: Not applicable
: The authors declare that they have no competing interests.
