Gil, Francisco, Margarida Rato, Maria João Silva, and José Carlos Cardoso. “Single Annular Plaque on the Forehead”. Journal of the Portuguese Society of Dermatology and Venereology 76, no. 2 (May 29, 2018): 209-211. Accessed April 19, 2024. https://revista.spdv.com.pt/index.php/spdv/article/view/859.