Ethics approval and consent to participate
This study was conducted in accordance to the Declaration of Helsinki. The ethics committee of Kerman University of medical sciences approved this study (Code: IR.KMU.AH.REC.1400.012). In addition, this study was approved by the Iranian Registry of Clinical Trials (IRCT) (Code: IRCT20210501051148N1) in 11/07/2021. Written informed consent was obtained from parents.