1. San Gallicano Dermatological Institute IRCCS Rome Italy
2. Henry Ford Health System Detroit MI USA
3. Incyte Corporation Wilmington DE USA
4. Department of Dermatology and Pediatric Dermatology National Reference Center for Rare Skin Disorders Hôpital Saint‐André CNRS, UMR‐5164, ImmunoConCept, F‐33000 Bordeaux France