Text and Data Mining valid from 2019-02-20
Received: 15 April 2018
Accepted: 11 February 2019
First Online: 20 February 2019
Ethics approval and consent to participate
: The fieldwork was conducted after obtaining the approval from the ethics committee of the College of Medicine, King Saud University. Approval number 10/2597/IRB. Written informed consent was obtained from all of the participants before commencement of the study.
: Not applicable.
: The authors declare that they have no competing interests.
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