Funding for this research was provided by:
Isfahan University of Medical Sciences (395599)
Received: 13 August 2018
Accepted: 23 January 2019
First Online: 28 January 2019
Ethics approval and consent to participate
: The Ethics Committee of the Isfahan University of Medical Sciences in Isfahan, Iran approved the protocol of this study (code number: IR.MUI.Rec.1395.3.599). Written informed consent is taken from each participant and for the participants under the age of 16; written informed consent is taken from a parent or legal guardian. Also, all participants in the focused groups provided written informed consent prior to taking part.
: Not applicable.
: The authors declare that they have no competing interests.
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