Funding for this research was provided by:
Kermanshah University of Medical Sciences (95495)
Text and Data Mining valid from 2019-04-01
Received: 28 September 2018
Accepted: 18 March 2019
First Online: 1 April 2019
Ethics approval and consent to participate
: This study was approved by the Ethics Committee of Kermanshah University of Medical Sciences, Kermanshah, Iran.
: Not applicable.
: The authors declare that they have no competing interests.
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