Text and Data Mining valid from 2018-03-20
Received: 26 July 2017
Accepted: 12 March 2018
First Online: 20 March 2018
Ethics approval and consent to participate
: This study was approved by the ethics committee of Hormozgan University of Medical Sciences (Code: HUMS.REC.1396.38). Before the data collection, the purpose of the study was explained to the participants and informed consent was obtained verbally.
: Not applicable.
: The authors declare that they have no competing interests.
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