Wang, X.- min, Liu, Y.- qiang, Li, B., Li, M., Peng, Y., & Jiang, W.- cheng. (2024). Single-system Langerhans Cell Histiocytosis with Skin Ulcers as the Initial Presentation. Acta Dermato-Venereologica, 104, adv40193. https://doi.org/10.2340/actadv.v104.40193