1. Rheumatology and Rehabilitation, Tanta University, Tanta, Egypt
2. Pediatric Rheumatology, Cairo University, Cairo, Egypt
3. Community Medicine and Public Health, Ain Shams University, Cairo, Egypt
4. Rheumatology and Rehabilitation, Ain Shams University, Cairo, Egypt
5. Rheumatology, Cairo University, Cairo, Egypt
6. Pediatric Rheumatology, Minia University, Minia, Egypt
7. Rheumatology and Rehabilitation, Sohag University, Sohag, Egypt
8. Rheumatology and Rehabilitation, Menoufia University, Shibin El Kom, Egypt
9. Rheumatology and Rehabilitation, Cairo University, Cairo, Egypt
10. Rheumatology, Mansoura University, Mansoura, Egypt
11. Pediatrics, Alexandria University, Alexandria, Egypt
12. Rheumatology and Rehabilitation, Zagazig University, Zagazig, Egypt
13. Pediatrics, Assiut University, Assiut, Egypt
14. Rheumatology and Rehabilitation, Fayoum University, Fayoum, Egypt
15. Rheumatology and Rehabilitation, Suez Canal University, Ismailia, Egypt
16. Rheumatology and Rehabilitation, Benha University, Benha, Egypt
17. Professor, Canterbury Christ Church University, Canterbury, England
18. H. Senior Clinical Lecturer, King’s College London, London, England
19. Rheumatology and Rehabilitation, Ain Shams University, Cairo, Egypt, Community Rheumatology Centre. Vale Road, Northfleet, DA11 8BZ Kent. England