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For the first time, in 1954, Waindht showed in his study the high permeability Of enamel to organic molecules Like urea. Ttils aspect made him ask himself if it was not possible to enrich ..
For the first time, in 1954, Waindht showed in his study the high permeability Of enamel to organic molecules Like urea. Ttils aspect made him ask himself if it was not possible to enrich ..