1. Dermatology Unit, Edith Wolfson Medical Center, Holon, Israel,
2. Bruce Rappaport Faculty of Medicine, Technion, Haifa, Israel,
3. Dermatogenetic Unit and Laboratory for Cutaneous Biology, Department of Dermatology, University Hospital, Lausanne, Switzerland,
4. Faculty of Medicine, University of Zurich, Zurich, Switzerland, and Departments of
5. Pathology and
6. Dermatology, Tel Aviv Sourasky Medical Center, Tel Aviv, Israel