Robert, Juliette, Mélanie Legrand, Emmanuelle Vermes, Christophe Monegier du Sorbier, and Laurent Machet. 2020. “Umbilicated Papules on the Face of an Adult Patient: A Quiz”. Acta Dermato-Venereologica 100 (14):1-2. https://doi.org/10.2340/00015555-3528.