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Authors
Wali, R. https://orcid.org/0000-0003-3942-4815
Khalil, A.
Alattas, R.
Foudah, R.
Meftah, I.
Sarhan, S.
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Article History
Received: 7 October 2019
Accepted: 3 January 2020
First Online: 17 February 2020
Ethics approval and consent to participate
: Ethical approval was obtained from the Institutional Review Board of King Abdullah International Medical Research Center with a reference number. SP18–012-J. Ethical principles were maintained throughout the research process. All participants signed informed consent, and confidentiality and anonymity assured as no personal identifiers were used. All data were stored on workplace computers with access to study personal only.
: Written informed consent for publication was obtained.
: The authors declare that they have no competing interests.
