الفهرس 
IntroductionOnly 14 pages are availabe for public view
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Abstract
The main two aims of this study were: 1- Evaluate the antimicrobial effect of ozone as a disinfectant for alginate
and polyether rubber base impression materials. 2- Studying the effect of ozone gas and ozonated water on the dimensional changes and surface topography of the aforementioned hydrophilic impression materials. The antimicrobial effect of ozone on two hydrophilic impression materials.