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Frequency of conjunctival lesions based on tumor localization. (A) Frequency in benign lesions; (B) malignant lesions; (C) premalignant lesions. All data are presented as the sum of cases. An asterisk (*) indicates statistically significant difference (p < 0.001) in the distribution of lesions by anatomical location. The significance of the difference was estimated by the chi-square test.
