Primary Source #127:

Baumgart DC, Fischer A. Virchow’s node. The Lancet. 2007;370(9598):1568. doi:10.1016/s0140-6736(07)61661-4

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Feel free to use any of the images showcased on this website. Please cite both this website (UNC School of Medicine Dermatology Image Library - http://med.unc.edu/dil) and the primary source of the image as references.
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