1. Rheumatology Department, Faculty of Medicine, Cairo University, Cairo, Egypt
2. Internal Medicine Department, Rheumatology Unit, Tanta University, Gharbia, Egypt
3. Rheumatology Department, Faculty of Medicine, Sohag University, Sohag, Egypt
4. Qena/Luxor Hospitals, Qena, Egypt
5. Rheumatology Department, Faculty of Medicine, Minia University, Minia, Egypt
6. Rheumatology Department, Faculty of Medicine, Fayoum University, Fayoum, Egypt
7. Rheumatology Department, Faculty of Medicine, Aswan University, Aswan, Egypt
8. Internal Medicine Department, Rheumatology Unit, Faculty of Medicine, Cairo University, Cairo, Egypt
9. Rheumatology Unit, Internal Medicine, Mansoura University, Dakahlia, Egypt
10. Rheumatology Department, Faculty of Medicine, Suez-Canal University, Ismailia, Egypt
11. Internal Medicine Department, Rheumatology Unit, Faculty of Medicine (Girls), Al-Azhar University, Cairo, Egypt
12. Internal Medicine Department, Rheumatology Unit, Faculty of Medicine, Ain-Shams University, Cairo, Egypt
13. Internal Medicine Department, Rheumatology Unit, Egyptian Atomic Energy Authority (EAEA), Cairo, Egypt
14. Rheumatology Department, Faculty of Medicine, Al-Azhar University, Assuit, Egypt
15. Rheumatology Department, Faculty of Medicine, Benha University, Kalubia, Egypt
16. Rheumatology Department, Faculty of Medicine, Zagazig University, Sharkia, Egypt
17. Rheumatology Department, Faculty of Medicine, Assuit University, Assuit, Egypt
18. Rheumatology Department, University of California San Francisco (UCSF), San Francisco, CA, USA
19. Internal Medicine Department, Rheumatology Unit, Faculty of Medicine, Alexandria University, Alexandria, Egypt
20. Rheumatology Department, Faculty of Medicine, Ain Shams University, Cairo, Egypt
21. Internal Medicine Department, Rheumatology Unit, Menoufiya University, Menoufiya, Egypt
22. Internal Medicine Department, Rheumatology Unit, Faculty of Medicine, Beni-Suef University, Beni-Suef, Egypt
23. Rheumatology Department, Faculty of Medicine, Alexandria University, Alexandria, Egypt
24. Rheumatology Department, Faculty of Medicine, South Valley University, Qena, Egypt
25. Rheumatology Department, Faculty of Medicine, Beni-Suef University, Beni-Suef, Egypt
26. Rheumatology Department, Faculty of Medicine, Mansoura University, Dakahlia, Egypt
27. Rheumatology Department, Faculty of Medicine, Helwan University, Cairo, Egypt
28. Rheumatology Department, Faculty of Medicine, Menoufiya University, Menoufiya, Egypt
29. Rheumatology Department, Faculty of Medicine, Tanta University, Gharbia, Egypt