Funding for this research was provided by:
Iran National Science Foundation (97011428)
Received: 26 November 2020
Accepted: 12 February 2021
First Online: 19 February 2021
Ethics approval and consent to participate
: The authors declare that the present article is part of the result of the research project of the first author’s doctoral dissertation, which has been approved by the Vice Chancellor for Education and Postgraduate Studies of Shiraz University. In addition, they declare that all the relevant ethics issues have been considered in conducting the research and writing the manuscript.
: Not applicable.
: The authors declare that they have no conflict of interest.