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. 2010 Apr 28:58–82. doi: 10.1016/B978-1-4160-5766-6.00007-8

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FIGURE 3.6 — Hydrops fetalis caused by parvovirus B19 infection. Normoblasts within the villous capillaries show intranuclear viral antigen. (Immunoperoxidase staining with DAB and hematoxylin counterstain; ×400.)