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. 2021 May 31;13(11):1810. doi: 10.3390/polym13111810

Figure 6.

Figure 6

Forest plot for keratinized mucosa width when collagen matrix was used. Weighted mean is presented at CI 95%. Heterogeneity was determined using Higgins (I2). A random-effects model was applied. Statistical significance was p < 0.001.