Text and Data Mining valid from 2018-04-12
Received: 6 March 2018
Accepted: 4 April 2018
First Online: 12 April 2018
Ethics approval and consent to participate
: This study was reviewed and approved by The Research and Graduate Studies Ethics Committee of United Arab Emirates University (UAEU) (Reference No: ERS-2016-4387).
: The authors declare that they have no competing interests.
: Springer Nature remains neutral with regard to jurisdictional claims in published maps and institutional affiliations.