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Semi-quantitative analysis of the tissue responses on periapical tissue after root canal obturation with CS-BG. (a) Each site of measurement for the width of periapical bone alveolar resorption (†) and the thickness of cementum (‡). Scale bar 200 μm. (b) Width of periapical alveolar bone resorption area. (c) The thickness of cementum in the periapical region. CS-N: non-eugenol-based sealer. Each bar represents a mean ± SD. *: significant differences with p < 0.05 [63].
