1. Department of DermatologyUniversity of Science and Technology, Sanaa Hospital Rome Yemen
2. Department of Dermatology, Venereology and DermatooncologySemmelweis University Budapest Hungary
3. Faculty of MedicineVictor Babes University of Medicine and Pharmacy Timisoara Romania
4. Department of DermatologyMedical University of Silesia Katowice Poland
5. Department of Dermatology and VenereologySapienza University of Rome Rome Italy