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Case Report
©The Author(s) 2022.
World J Clin Cases. Apr 26, 2022; 10(12): 3801-3807
Published online Apr 26, 2022. doi: 10.12998/wjcc.v10.i12.3801
Figure 3
Figure 3 Pathology diagnosis of the second biopsy (× 400). A: Carbon dust deposition; B: Invasion of lymph cells; C: Fibrosis.


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