1. Department of Dermatology and Venereology; Soroka Medical Center; Beer-Sheva Israel
2. Faculty of Health Sciences; Ben-Gurion University of the Negev; Beer-Sheva Israel
3. Leumit Health Services; Barzilai Medical Center; Medical Director of South Region; Ashkelon Israel
4. Department of Medicine ‘B’; Sheba medical center and Sackler School of Medicine; Tel-Aviv University; Tel Aviv Israel
5. Section of Biostatistics; University of Oslo; Oslo Norway
6. Medical University of Graz; Graz Austria
7. Chief Physician's Office; Clalit Health Services; Tel Aviv Israel
8. Sackler School of Medicine; Tel Aviv University; Tel Aviv Israel
9. The Zabludowicz Center for Autoimmune Diseases; Sheba Medical Center; Tel Aviv Israel
10. Division of Community Health; Faculty of Health Sciences; Siaal Research Center for Family Medicine and Primary Care; Ben-Gurion University of the Negev; Beer-Sheva Israel