1. Division of Dermatology, Department of Medicine, Sapienza University, Polyclinic Umberto I Hospital, Rome, Italy
2. Division of Rheumatology, Department of Medicine, Sapienza University, Sant’Andrea Hospital, Rome, Italy
3. Department of Health Sciences; University of Catanzaro “Magna Graecia”, Italy
4. Division of Dermatology, Department of Medicine, Sapienza University, Sant’Andrea Hospital, Rome, Italy
5. Division of Dermatology, Department of Health Systems, TorVergata University, Rome, Italy