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. 2024 Jun 6;12(6):E764–E766. doi: 10.1055/a-2317-0520

Fig. 5.

Fig. 5

Histopathological evaluation of the specimen via the cell-block technique demonstrating a atypical cell clusters with irregularly sized nuclei b that tested positive for Ber-EP4 and c Claudin-4 by immunostaining.