Text and Data Mining valid from 2019-04-03
Received: 21 January 2019
Accepted: 27 March 2019
First Online: 3 April 2019
Compliance with ethical standards
: IRB approval status: Reviewed and approved by King Abdullah International Medical Research Center IRB, approval no. RC17-186-R. 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.
: The authors declared that they have no conflict of interest.