Document Type : Original Article
Authors
1 Dental intern in College of Dentistry, Umm Al-Qura University, Saudi Arabia.
2 Consultant, Alexandria Dental Research Center, Semouha, Alexandria, Egypt.- Assistant professor, Department of Conservative and Restorative Dentistry, College of Dentistry, Umm Al-Qura University, Saudi Arabia
3 Assistant professor, Department of Preventive Dentistry, College of Dentistry, Umm Al-Qura University, Saudi Arabia; - Department of Dental Public Health and Preventive Dentistry, Faculty of Dentistry, Mansoura University, Egypt.
Abstract
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