1. Department of Medicine ‘E', Meir Medical Center; Tel-Aviv University, Israel
2. Department of Medicine ‘B' & Center for Autoimmune Diseases, Sheba Medical Center, Incumbent of the Laura Schwarz-Kipp Chair for Research of Autoimmune Diseases, Sackler Faculty of Medicine, Tel-Aviv University, Israel; Department of Medicine ‘B' & Center for Autoimmune Diseases, Sheba Medical Center, 52621 Tel-Hashomer, Israel