Lemeray, Julie, Bernard Guillot, and Olivier Dereure. “A Polycyclic Annular Erythematous Plaque on the Trunk: A Quiz”. Acta Dermato-Venereologica 92, no. 2 (November 7, 2011): 221–223. Accessed February 23, 2025. https://medicaljournalssweden.se/actadv/article/view/8837.