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Figure 1 (A) Four adjacent clusters of immunostained (orange) fetal haemoglobin‐red blood cells (FRBC) in adenocarcinoma of the colon. The arrow indicates the few fetal haemoglobin‐normoblasts (FNBS) among the FRBC‐s. (B) A cluster of immunostained FRBC‐s in adenocarcinoma of the colon. The arrow indicates binucleated FNBS.
