https://www.selleckchem.com/products/ab928.html
05). A statistically higher mean value was obtained in the control group compared to the other groups in terms of working time (P 0.001). All the files used during root canal preparation formed dentin crack. Hy-Flex EDM caused less dentinal cracks than other file systems. The flexibility of nickel-titanium instruments because of heat treatment seems to have a significant influence on dentinal crack formation. All the files used during root canal preparation formed dentin crack. Hy-Flex EDM caused less dentinal cracks than other file
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