1. Department of Dermatology Hôpital Victor Dupouy Argenteuil France
2. Department of Dermatology Hôpitaux de Brabois, Centre Hospitalier Universitaire de Nancy Vandœuvre‐lès‐Nancy France
3. Pediatric Dermatology Unit, Department of Medicine DIMED University of Padova Padova Italy
4. Department of Public Health Hôpital Ambroise Paré Boulogne‐Billancourt France
5. Dermatology Unit Arcispedale S. Maria Nuova, Azienda USL‐IRCCS di Reggio Emilia Reggio Emilia Italy
6. Department of Dermatology, Peadiatric Dermatology and Oncology Medical Univeristy of Lodz Lodz Poland
7. J. T. Skin Care Centre Chennai Tamil Nadu India
8. Department of Dermatology Dr. Sadi Konuk Training and Research Hospital Istanbul Turkey
9. Department of Dermatology Federal State Autonomous Institution, Scientific Center of Children's Health of the Ministry of Health of the Russian Federation Moscow Russia
10. Department of Dermatology Voivodship Specialist Hospital in Slupsk Ustka Poland
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. Infectious Disease Department, “Sf. Parascheva” Clinical Hospital “Gr. T. Popa” University of Medicine Iasi Romania
14. Department of Dermatology Oxford University Hospitals NHS Trust Oxford UK
15. Department of Paediatric Dermatology, St John's Institute of Dermatology Guy's and St Thomas' NHS Foundation Trust London UK
16. Unit of Pediatric Dermatology, Department of Dermatology University of Tours and Nantes, INSERM 1246 SPHERE ‐ CHRU Tours Tours France
17. Servicio de Dermatología Pediátrica Hospital General de México Dr. Eduardo Liceaga, Secretaría de Salud Ciudad de México Mexico
18. Department of Dermatology Hospital Alemán Ciudad Autónoma de Buenos Aires Argentina
19. Department of Dermatology, Hôpital Saint Vincent de Paul Université Catholique de Lille Lille France
20. Department of Dermatology Hôpital Robert Debré, AP‐HP Paris France
21. Department of Dermatology Centre Hospitalier Universitaire Clermont‐Ferrand France
22. Department of Dermatology, Hôpital de la Timone Assistance‐publique‐Hôpitaux de Marseille Marseille France
23. Department of Dermatology Centre Hospitalier Intercommunal Robert Ballanger Aulnay‐sous‐Bois France
24. Department of Dermatology Centre Hospitalier Edmond Garcin Aubagne France
25. Department of Dermatology IRCSS Azienda Ospedaliero Universitaria di Bologna Bologna Italy
26. Department of Dermatology, Faculty of Medicine, School of Health Sciences University of Thessaly Larissa Greece
27. Department of Dermatology Radboud University Medical Center Nijmegen The Netherlands
28. Dermatology and Venereology Division, Department of Medicine Solna Karolinska Institutet Stockholm Sweden
29. Center for Molecular Medicine (CMM) Karolinska Institutet Stockholm Sweden
30. Dermatology, Department of Medical Sciences Uppsala University Uppsala Sweden
31. St John's Institute of Dermatology Guy's and St Thomas' NHS Foundation Trust and King's College London London UK
32. Department of Dermatology Hôpital Saint‐Louis, AP‐HP Paris France
33. Laboratory of Genetic Skin Diseases, INSERM U1163, Imagine Institute Université de Paris Paris France