Text and Data Mining valid from 2019-03-29
Received: 16 October 2018
Accepted: 18 March 2019
First Online: 29 March 2019
Change Date: 15 April 2019
Change Type: Correction
Change Details: .
Ethics approval and consent to participate
: The surveys received ethical approval of the Center for Disease Control of Iran. Verbal consent was provided by participants for this study.
: Not applicable.
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