Rezze, Gisele G., et al. “Primary Cutaneous Melanoma Arising in Agminated Melanocytic Nevi: CDKN2A and CDK4 Mutation Screening”. Acta Dermato-Venereologica, vol. 92, no. 1, June 2011, pp. 98-99, doi:10.2340/00015555-1165.