[1] Rheumatology Unit,Department of Medicine, Division of Rheumatology
[2] Carmel Medical Center,Siaal Research Center for Family Medicine and Primary Care, Faculty of Health Sciences
[3] University of Washington Medical Center,undefined
[4] The Ruth and Bruce Rappaport Faculty of Medicine,undefined
[5] Technion,undefined
[6] Department of Community Medicine and Epidemiology,undefined
[7] Carmel Medical Center,undefined
[8] Central Headquarters,undefined
[9] Clalit Health Services,undefined
[10] Ben-Gurion University of the Negev,undefined