E. Flosadóttir and B. Bjarnason, “A Non-Epidermolytic Epidermal Naevus of a Soft, Papillomatous Type with Transitional Cell Cancer of the Bladder: A Case Report and a Review of Non-cutaneous Cancers Associated with the Epidermal Naevi”, Acta Derm Venereol, vol. 88, no. 2, pp. 173–175, Jan. 2008.