Abudu, Boya, et al. “Basal Cell Carcinoma Originating in a Tattoo: Case Report and Review of an Uncommon Complication in Tattoo Recipients ”. Dermatology Practical & Conceptual, vol. 9, no. 4, Oct. 2019, pp. 265-70, https://doi.org/10.5826/dpc.0904a03.