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A 6-year recall study of clinically chemically bleached teeth
Oral Surgery, Oral Medicine, and Oral Pathology
|May 1, 1987
Abstract:
Chemical bleaching of discolored teeth gives a 45% rate of success after 6 years. While chemical bleaching will usually give adequate color for sufficient time for the gingival margin to stabilize in a young tooth, chemical bleaching cannot be recommended as a permanent treatment in an adult tooth.