Tschandl, Philipp, Alessio Gambardella, Amélie Boespflug, Teresa Deinlein, Vincenzo de Giorgi, Harald Kittler, Aimilios Lallas, et al. 2017. “Seven Non-Melanoma Features to Rule Out Facial Melanoma”. Acta Dermato-Venereologica 97 (10):1219-24. https://doi.org/10.2340/00015555-2759.