1. Institute of Rheumatology, Tel Aviv Sourasky Medical Center, Tel Aviv, Israel
2. Sackler School of Medicine, Tel Aviv University, Tel Aviv, Israel
3. Department of Clinical Psychology, Ruppin Academic Center, Israel
4. Department of Medicine H, Soroka Medical Center, Beer Sheva, Israel
5. Faculty of Health Sciences, Ben-Gurion University of the Negev, Beer Sheva, Israel