C. Couselo-Rodríguez, L. Mesa-Álvarez, H. Jin Suh-Oh, C. Álvarez, and Ángeles Flórez, “Dark Lesion with Irregular and Polymorphous Vascularization in Two Patients: A Quiz”, Acta Derm Venereol, vol. 100, no. 13, pp. 1–2, Jun. 2020.