1. Division of Dermatology, Rabin Medical Center, Petach Tikva, Israel
2. Faculty of Medicine, Tel Aviv University, Tel Aviv, Israel
3. Department of Dermatology, Emek Medical Center, Afula, Israel
4. Bruce and Ruth Rappaport Faculty of Medicine, Technion, Haifa, Israel
5. The Genetic Institute, Emek Medical Center, Afula, Israel
6. Department of Medicine, University of Toronto, Toronto, Ontario, Canada