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14-Vojdani M, Safari A, Mohaghegh M, et al. The Effect of Porcelain Firing and Type of FinishLine on the Marginal Fit of Zirconia Copings. J Dent (shiraz)2015;16 (2):113-120. 15-Komine F, Iwai T, Kobayashi K, et al. Marginal and internal adaptation of zirconium dioxide ceramic copings and crowns with different finish line designes.
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This study aimed to evaluate the effect of oral hygiene instruction programs on the knowledge, attitude, performance, and DMFT index in pregnant women. In this clinical trial, 120 pregnant women in Fereydoun Shahr (Isfahan Province) were selected by cluster sampling method. The subjects were randomly divided into intervention and control groups.
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