TY - BOOK AU - Nermin Mohammed Ahmed Yussif AU - Ali Elhussieny Saafan , AU - Samah Said Mehani , TI - Evaluation the effect of diode laser 980 nm in caries prevention / PY - 2012/// CY - Cairo : PB - Nermin Mohammed Ahmed Yussif , KW - Caries prevention KW - Diode laser KW - ESEM N1 - Thesis (M.Sc.) - Cairo University - National Institute of Laser Enhanced - Department of Laser Application in dentistry; Issued also as CD N2 - The aim of the current work was to evaluate the microhardness and morphological alterations occurring in enemel after diode laser treatmrnt in order to examine the anti - cariogenic effect and to compare its results with the conventional methods using pit and fissure sealing material . Sixty disease free recently extracted permanent molars and premolars were used UR - http://172.23.153.220/th.pdf ER -