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Authors
Parsa, Parisa
Taheri, Malihe
Rezapur-Shahkolai, Forouzan
Shirahmadi, Samane https://orcid.org/0000-0002-3008-6613
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Funding
Funding for this research was provided by:
Hamadan University of Medical Sciences (200$)
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Article History
Received: 22 May 2018
Accepted: 9 May 2019
First Online: 28 May 2019
Ethics approval and consent to participate
: This study was approved by the Ethics Committee of Hamadan University of Medical Sciences (IR.UMSHA.REC.1396.437). The informed consent form was signed by subjects after informing them of the study objectives, risks and benefits, the voluntary nature of participation in the study and recording of their voices.
: Not applicable.
: The authors declare that they have no competing interests.
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