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. 2006 Sep 25;38(1):95–102. doi: 10.1016/j.humpath.2006.06.011

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Copyright © 2007 Elsevier Inc. All rights reserved.

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Fig. 4 — Calcitonin immunostaining. (A) Calcitonin-positive cells present predominantly in interfollicular region of a normal thyroid (bar, 50 μm). (B) Absence of calcitonin-positive cells in the thyroid of a patient with SARS (bar, 50 μm).