Text and Data Mining valid from 2019-11-07
Received: 8 November 2018
Accepted: 15 October 2019
First Online: 7 November 2019
Ethics approval and consent to participate
: This study has been approved by the Institutional Review Board at the University of Alabama at Birmingham. All the participants received a consent form letter before participating in the current study.
: The authors declare that they have no competing interests.