Text and Data Mining valid from 2020-02-10
Received: 4 November 2018
Accepted: 4 February 2020
First Online: 10 February 2020
Ethics approval and consent to participate
: All procedures performed in participants were in accordance with the ethical standards of the Isfahan University of Medical Sciences and informed written consent was obtained from all participants.
: Not applicable.
: The authors declare that they have no competing interests.