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. 2021 Nov 18;11:22500. doi: 10.1038/s41598-021-01988-8

Figure 4.

Figure 4

Epithelium thickness after 15 (pre-malignant stage) and 30 weeks (malignant stage) of treatment with normal saline, acetone, and NTCU. *Significant difference (P < 0.05) between groups in the same stage. **Significant difference between cancer groups from two different stages.