Figure 4
From: Perianal squamous cell carcinoma in-situ: a report of two human papilloma virus-negative cases
A well-demarcated red-brown plaque in superior intergluteal cleft.
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Figure 4 | Cases Journal
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From: Perianal squamous cell carcinoma in-situ: a report of two human papilloma virus-negative cases
A well-demarcated red-brown plaque in superior intergluteal cleft.
