1. Rheumatology Department Charles Nicolle Hospital Tunis Tunisia
2. Faculty of Medicine of Tunis University Tunis el Manar Tunis Tunisia
3. Dermatology Department Charles Nicolle Hospital Tunis Tunisie
4. Rheumatology Department Kassab Institute Tunis Tunisia
5. Immunology Department Faculty of Pharmacy Monastir Tunisia
6. Rheumatology Department Military Hospital of Tunis Tunis Tunisia