1 NESMOS Department, Dermatology Unit, Sant'Andrea Hospital, Faculty of Medicine and Psychology, University of Rome "Sapienza", Rome, Italy. [email protected].
2 NESMOS Department, Dermatology Unit, Sant'Andrea Hospital, Faculty of Medicine and Psychology, University of Rome "Sapienza", Rome, Italy.
3 Faculty of Medicine, Towson University, Department of Dermatology, Towson, MD, USA.