Funding for this research was provided by:
Vice-Chancellor of Research of Tabriz University of Medical Sciences (IR.TBZMED.REC.1394.735)
Text and Data Mining valid from 2018-11-23
Received: 17 October 2017
Accepted: 12 November 2018
First Online: 23 November 2018
Ethics approval and consent to participate
: The ethics committee at Tabriz University of Medical Sciences (Ethics Code: IR.TBZMED.REC.1394.735) approved this protocol. Informed written consent was obtained from all the participants before the interviews.
: Informed written consent was obtained from all the participants to use direct quotes from their interviews.
: The authors declare that they have no competing interest.
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