Fig. 2.
Pathological analysis of the needle biopsy. a Hematoxylin-eosin staining. Immunostaining of CK7 (b). CK20 (c), TTF-1 (d), SP-A (e), MUC1 (f), MUC2 (g), GCDFP15 (h), ER (i), PgR (j) and HER2 (k).
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