Text and Data Mining valid from 2019-08-06
Received: 13 March 2019
Accepted: 29 July 2019
First Online: 6 August 2019
Ethics approval and consent to participate
: This study has been approved by the Ethical Board Committee of Kerman Medical University in accordance with the Helsinki Declaration (IR.KMU.REC.1395.364). Written informed consent has been obtained from the participants prior to data collection process and, the data were anonymized before analysis.
: Not applicable.
: The authors declare that they have no competing interests.