1 Department of Internal Medicine C, Meir Medical Center, Kfar Saba, Israel.
2 Department of Rheumatology, Tel Aviv Sourasky Medical Center, Tel Aviv, Israel, Faculty of Medicine, Tel Aviv University, Tel Aviv, Israel.
3 Department of Internal Medicine A, Sheba Medical Center, Tel Hashomer, Israel.
4 Department of Rheumatology, Meir Medical Center, Kfar Saba, Israel.
5 Department of Internal Medicine C, Meir Medical Center, Kfar Saba, Israel, Faculty of Medicine, Tel Aviv University, Tel Aviv, Israel.
6 Department of Rheumatology, Tel Aviv Sourasky Medical Center, Tel Aviv, Israel.
7 Department of Clinical Immunology, Angioedema and Allergy, Sheba Medical Center, Tel Hashomer, Israel, Faculty of Medicine, Tel Aviv University, Tel Aviv, Israel.
8 Department of Internal Medicine A, Sheba Medical Center, Tel Hashomer, Israel, Faculty of Medicine, Tel Aviv University, Tel Aviv, Israel.
9 Department of Rheumatology, Meir Medical Center, Kfar Saba, Israel, Faculty of Medicine, Tel Aviv University, Tel Aviv, Israel.