Lallas, A.; Apalla, Z.; Moscarella, E.; Zalaudek, I.; Tzellos, T.; Lefaki, I.; Cota, C.; Argenziano, G. Extensive Regression in Pigmented Skin Lesions: A Dangerous Confounding Feature. Dermatol Pract Concept 2012, 31-34. https://doi.org/10.5826/dpc.0202a08.