No abstract available
MeSH terms
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Adolescent
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Adult
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Child
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Color
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Dental Enamel / anatomy & histology*
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Dental Enamel / drug effects
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Female
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Humans
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Hydrochloric Acid / therapeutic use
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Male
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Silicates*
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Silicic Acid
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Tooth Bleaching / methods
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Tooth Discoloration / therapy*
Substances
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Silicates
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Silicic Acid
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pumice
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Hydrochloric Acid