Firm smooth polypoid nodule within a skin graft by Sarah Williamson, MD, Stephen Somach, MD

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Pigmented malignant peripheral nerve sheath tumor of the nail unit arising in a patient with neurofibromatosis type I by Courtney Kromer, MD, MS, Thomas Knackstedt, MD, MPH, Stephen Somach, MD

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Necrotic ulcers in a HIV-positive man by Nina Lucia Tamashunas, MD, Sarah J. Williamson, MD, Evan Wypasek, DO, Katherine DiSano, MD, Stephen Somach, MD, Amy J. Ray, MD, David R. Crowe, MD

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