1. Associated Professor, Social Determinants of Oral Health Research Center, Department of Pedodontics, Shahid Sadoughi University of Medical Sciences, Yazd, Iran.
2. Assistant, Department of Pedodontics, Shahid Sadoughi University of Medical Sciences, Faculty of Dentistry, Yazd, Iran
3. Assistant professor, Department of Pedodontics, Semnan University of Medical Science, Semnan, Iran