Primary malignant melanoma with surrounding melanosis in the anorectum

J. Kim, B. Keum, Y. Seo, Y. Kim, Y. Jeen, H. Chun, S. Um, C. Kim, H. Ryu
2010 Endoscopy  
doi:10.1055/s-0029-1215416 pmid:20157885 fatcat:mfzv4nbwi5eivapkskplj3w7um