Microleakage of composite fillings in Er
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Norbert Gutknecht; Christian Apel; Christine SchΓ€fer; Friedrich Lampert
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Article
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2001
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John Wiley and Sons
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English
β 622 KB
## Abstract ## Background and Objective If there is insufficient bonding to the enamel, the shrinkage of composites that occurs during polymerization can result in a gap between the filling material and the cavity wall. This gap permits the passage of bacteria or their metabolic products and also