1. Division of Dermatology Tel‐Aviv Sourasky Medical Center Tel‐Aviv Israel
2. Pediatric Dermatology Clinic Dana‐Dwek Children's Hospital, Tel‐Aviv Sourasky Medical Center Tel‐Aviv Israel
3. Sackler Faculty of Medicine Tel‐Aviv University Tel‐Aviv Israel
4. Department of Dermatology, Hadassah University Hospital Faculty of Medicine, Hebrew University Jerusalem Israel
5. Department of Pathology Tel‐Aviv Sourasky Medical Center Tel‐Aviv Israel