Mohammed Hasan Ahmed Gad <br/><br/>
The effect of tramadol added to articaine as local anesthetic /  
 دراسة تأثير اضافة عقار الترامادول الى مادة التخدير الموضعى أوتيكين كوسيلة لزيادة فاعلية التخدير الموضعى 
Mohammed Hasan Ahmed Gad ; Supervised Mostafa Kamal Ezz , Gamal M. Moutamed 
 - Cairo :   Mohammed Hasan Ahmed Gad ,   2013 
 - 115 Leaves :   charts , facsimiles ;   30cm 
<br/><br/>Thesis (M.Sc.) - Cairo University - Faculty of Oral and Dental Medicine - Department of Oral and Maxillofacial Surgery 
<br/><br/> The purpose of this study: was evaluate the wear behavior of various dental ceramics materials (Feldspathic ceramic, zirconia ceramic, lithium disilicate ceramic) against the natural tooth structure. Materials and Methods : Thirty ceramics samples were constructed and glazed, samples were divided into 3 groups (n=10) 
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<br/><br/><label>Subjects--Index Terms: </label>Ceramic  Tooth  Wear