Text and Data Mining valid from 2020-03-24
Received: 28 January 2020
Accepted: 18 March 2020
First Online: 24 March 2020
Ethics approval and consent to participate
: Ethical approval from the regional research ethics committee was taken prior to commencing the study (Al Qassim providence, Saudi Arabia Ministry of Health, approval number: 20181009).
: Not applicable.
: The authors declare that they have no competing interests.