Primary Source #279:

Grey JE, Harding KG, Enoch S. Venous and arterial leg ulcers. BMJ. 2006;332(7537):347-350. doi:10.1136/bmj.332.7537.347

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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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