Effect of surface treatment on glass ionomers in sandwich restorations: a systematic review and meta-analysis of laboratory studies.

Restor Dent Endod · 2025 · PMC12151766 · PMID 40234007

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did not reach statistical significanceno p-value reported

Nevertheless, this discrepancy did not reach statistical significance, except for the specific etch-and-rinse adhesive that was tested. 10.

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