Tooth Discoloration Resulting from a Nano Zinc Oxide-Eugenol Sealer.

Iran Endod J · 2017 · PMC5282384 · PMID 28179929

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a decreasing trendno p-value reported

In the present study, too, a decreasing trend in discoloration was observed with the NZOE sealer, i.e. with the passage of time and after 3 days, discoloration began to decrease and was less than AH-26 after 30 days.

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