C Chandrasekar

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AIM The aim of this study was to evaluate the efficacy of Protaper retreatment files in comparison with RaCe, K3 and H-files for removal of gutta-percha and apically extruded debris using volumetric analysis. MATERIALS AND METHODS Forty extracted single rooted maxillary incisor teeth with straight canals and mature apices were selected for the study.(More)
Searching becomes a normal behavior of our life. Billions of users communicate with search engines daily. They are checking links of results, click on the ads, spend time on pages to restructure their queries and perform other actions. These interactions may concern some of the valuable source of information for tuning the content. There are massive web(More)
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