Affiliation: | 1. Professor Rubem David Azulay Institute of Dermatology, Rio de Janeiro, Brazil;2. Skin Cancer Unit, Arcispedale Santa Maria Nuova, Reggio Emilia, Italy;3. Pathology Unit, Arcispedale Santa Maria Nuova, Reggio Emilia, Italy;4. Department of Dermatology, Medical University of Graz, Graz, Austria |