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. 2021 Dec 3;14:5385–5389. doi: 10.2147/OTT.S335736

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© 2021 Liang et al.

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Pulmonary tumor squamous cell histology analysis. (A) P40 immuno- histochemistry stain, 20×; (B) P63 immunohistochemistry stain, 20× magnification demonstrating squamous differentiation.