1. Department of Dermatology Hôpital Victor Dupouy Argenteuil France
2. Dermatology Unit Arcispedale S. Maria Nuova, Azienda USL‐IRCCS di Reggio Emilia Reggio Emilia Italy
3. Department of Public Health Hôpital Raymond Poincaré Garches France
4. Department of Dermatology Hôpitaux de Brabois, Centre Hospitalier Universitaire de Nancy Vandœuvre‐lès‐Nancy France
5. Pediatric Dermatology Unit, Department of Medicine DIMED University of Padova Padova Italy
6. Department of Dermatology, Paediatric Dermatology and Oncology Medical University of Lodz Lodz Poland
7. J. T. Skin Care Centre Chennai India
8. Department of Dermatology Voivodship Specialist Hospital in Slupsk Slupsk Poland
9. Department of Dermatology Dr. Sadi Konuk Training and Research Hospital Istanbul Turkey
10. Department of Dermatology, Federal State Autonomous Institution Scientific Center of Children's Health of the Ministry of Health of the Russian Federation Moscow Russia
11. Department of Dermatology Centro Hospitalar Universitário do Porto Porto Portugal
12. Department of Dermatology, Nicolina Medical Center, P. Poni Institute of Macromolecular Chemistry Romanian Academy Iași Romania
13. Department of Dermatology Oxford University Hospitals NHS Trust Oxford UK
14. Department of Paediatric Dermatology, St John's Institute of Dermatology Guy's and St Thomas' NHS Foundation Trust London UK
15. Unit of Pediatric Dermatology, Department of Dermatology University of Tours and Nantes, INSERM 1246 SPHERE ‐ CHRU Tours Tours France
16. Department of Dermatology Hospital Alemán, Ciudad Autónoma de Buenos Aires Buenos Aires Argentina
17. Servicio de Dermatología Pediátrica Hospital General de México Dr. Eduardo Liceaga, Secretaría de Salud Ciudad de México Mexico
18. Department of Dermatology Hôpital de la Timone, Assistance‐Publique‐Hôpitaux de Marseille Marseille France
19. St John's Institute of Dermatology Guy's and St Thomas' NHS Foundation Trust and King's College London London UK
20. Department of Dermatology Hôpital Saint‐Louis, AP‐HP Paris France
21. Laboratory of Genetic Skin Diseases, INSERM U1163, Imagine Institute Université de Paris Paris France