Received: 10 July 2020
Accepted: 2 August 2021
First Online: 3 September 2021
: This study, derived from the results of the collaborative research project between the Vice Chancellors for Research and Technology at Rafsanjan University of Medical Sciences (Code 350) and Shahid Beheshti University of Medical Sciences (Code 8555) and it was approved by Ethics Committee of Rafsanjan University of Medical Sciences (NO: IR.RUMS.REC.1395.42). Written informed consent were obtained from all participants’ parents and all interviews were audiotape and transcribed with participant’s consent.
: Not applicable.
: The authors declare that they have no competing interests.