September concerts in Birmingham: Kings of Leon, Needtobreathe, Experience Hendrix, more. Which is your must-see?
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Normally, dentists drill away at a tooth to access any cavities to then fill them in. But the new treatment involves sliding a sheet between the teeth and cavities. Called resin infiltration, drilling isn't needed and it can be done without numbing. And experts now say the system, currently under trial, could be a game-changer.