Abdalraof Mohammed Nasr <br/><br/>
Prevalence of dental caries in child school from two libya's western cities with different levels of fluoride in their drinking water /  
 انتشار تسوس الأسنان بين طلاب المدارس فى أثنتين من مدن غرب ليبيا مع إختلاف مستويات الفلورايد فى مياه الشرب 
Abdalraof Mohammed Nasr ; Supervised  Eman Sayed Elmasry , Dalia Mohammed Moheb 
 - Cairo :   Abdalraof Mohammed Nasr ,   2013 
 - 108 Leaves :   charts , facsimiles ;   30cm 
<br/><br/>Thesis (M.Sc.) - Cairo University - Faculty of Oral and Dental Medicine - Department of Pedodontics 
<br/><br/> Aim : To assess prevalence and severity of dental caries among 6-12 years old children in relation to fluoride concentration levels in drinking water . Design  Cross - sectional observational study, done in two cities, Libya (endemic fluoride belt) . Conclusion : The caries prevalence among schoolchildren was very high, and that there was a negative correlation between caries experience and fluoride concentration for the entire study popula 
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<br/><br/><label>Subjects--Index Terms: </label>Caries prevalence Schoolchildren  Water fluoride levels