1. Melanomas of childhood;Spitz;Am J Pathol,1948
2. Benign melanocytic tumors and malignant melanoma;Lever,1990
3. Melanoma resembling spindle and epithelioid cell nevus;Okun;Report of three cases. Arch Dermatol,1979
4. Benign melanocytic tumors (nevi);Elder,1991
5. Morphometric diagnosis of melanocytic skin tumors;Leitinger;Am J Dermatopathol,1990