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Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (https://creativecommons.org/licenses/by/4.0/).
(A) Incidence of premalignant and malignant lesions in different groups. (B) Tumor volume (graph in log transform) in different groups. The data are presented as mean ± CI. * p < 0.05.