Iinuma K, Fujii K, Usui S, Itani Y, Otsuka A. A Black Tumour on the Face with a Histological Rippled Pattern: A Quiz. Acta Derm Venereol [Internet]. 2025 Mar. 12 [cited 2026 Jul. 18];105:adv43111. Available from: https://medicaljournalssweden.se/actadv/article/view/43111