1. Rheumatology Unit, Department of Clinical Medicine and Surgery, University of Naples Federico II, Naples, Italy
2. Rheumatology, allergology and clinical immunology, Department of Systems Medicine, University of Rome Tor Vergata, Rome, Italy
3. ImmunoPharmaLab, Department of Pharmacy, School of Medicine and Surgery, University of Naples Federico II, Naples, Italy
4. Dermatology Unit, Department of Clinical Medicine and Surgery, University of Naples Federico II, Naples, Italy