Text and Data Mining valid from 2019-09-21
Received: 10 March 2019
Revised: 26 August 2019
Accepted: 11 September 2019
First Online: 21 September 2019
Compliance with Ethical Standards
: The authors declare no conflict of interest.
: This project is ethically approved by the Institution Review Board Committee of the University of Jordan (Ref: 16/2015/7514).