1. Yosef Uziel, Pediatric Rheumatology, Department of Pediatrics, Meir Medical Center, Kfar-Saba, 44281, Israel.; Meir Medical Center, Tel Aviv University Kfar-Saba, Isreal
2. Meir Medical Center, Tel Aviv University Kfar-Saba, Isreal
3. Schneider Medical Center, Tel Aviv University Petah-Tikva, Isreal
4. Sheba Medical Center, Tel Aviv University Tel-Hashomer, Isreal
5. Rambam Hospital, Technion Medical School Haifa, Isreal
6. Kaplan Hospital, Hebrew University Rehovot, Isreal
7. Hadassah Medical Center, Hebrew University Jerusalem, Isreal
8. Asaf-Harofeh Hospital, Tel Aviv University Zerifin, Isreal
9. Soroka Medical Center, Hanegev University Beer-Sheva, Isreal
10. Shaarei-Zedek Medical Center, Hanegev University Jerusalem, Isreal
11. Safed Cleveland Clinic Foundation, OH, USA
12. Department of Rheumatic Diseases, Cleveland Clinic Foundation, OH, USA