Alhayek, Samar
Alsalem, Mohammed
Alotaibi, Yazeed
Omair, Aamir
Article History
Received: 5 November 2018
Accepted: 13 January 2019
First Online: 6 February 2019
Ethics approval and consent to participate
: The cross-sectional study was approved by the Institutional Review Board of King Abdullah International Medical Research Center (RC17/228/R).
: Consent for publication was obtained.
: The authors declare that they have no competing interests.
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