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Histology overview. Histological overview of samples diagnosed according to the latest WHO classification: CAD (A, B), HPP (C, D), SSA (E, F) corresponding SSA‐D areas (E, G) and TSA (K, L). Of note, some authors suggest that SSA‐Ds are separated into conventional type SSA‐D (G) or serrated type SSA‐D (H, I). Left 40x, right 200x magnification.
