Jahangiri, Katayoun
Ghodsi, Hasan
Khodadadizadeh, Ali
Yousef Nezhad, Sadegh
Article History
Received: 27 September 2017
Accepted: 11 January 2018
First Online: 19 January 2018
Ethics approval and consent to participate
: We obtained ethical approval from the Shahid Beheshti University of Medical Sciences Ethics Committee (IR.SBMU.RETECH.REC.1396.792).
: Not applicable.
: The authors declare that they have no competing interests.
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