1. Department of Dermatology and Venereology National Medical University Kiev Ukraine
2. Department of Psychology University of Zaragoza Zaragoza Spain
3. Dermatology Dali Medical Bucharest Romania
4. Children's Hospital Zagreb, Medical School University of Zagreb Zagreb Croatia
5. Department of Paediatric Dermatology, Colentina Clinical Hospital "Carol Davila" University of Medicine and Pharmacy Bucharest Romania
6. Department of Dermatology University Hospital Miguel Servet, Aragon Psychodermatology Research Group (GAI+PD) Zaragoza Spain
7. Barts Health NHS Trust London UK
8. Queen Mary University London UK
9. Department of Dermatology and Venereology Skane University Hospital Malmö Sweden
10. Department of Dermatology University Hospital Erasme Brussels Belgium
11. School of Life & Medical Sciences University of Hertfordshire Hatfield UK
12. Institute for Health Services Research in Dermatology and Nursing (IVDP) University Medical Center Hamburg‐Eppendorf Hamburg Germany
13. Department of Dermatology, Venereology and Allergology Wroclaw Medical University Wroclaw Poland
14. Department of Dermatology and Venereology University Hospital of Heraklion Heraklion, Crete Greece
15. 2nd Department of Dermatology and Venereology, National and Kapodistrian University of Athens, Medical School “Attikon” General University Hospital Athens Greece
16. Clinical Epidemiology Unit IDI‐IRCCS Rome Italy
17. University Clinic for Medical Psychology and Psychotherapy Medical University of Graz Graz Austria
18. Department of Dermatology Ghent University Hospital Ghent Belgium
19. Department of Dermatology and Pediatric Dermatology, National Reference Center for Rare Skin Disorders, Hôpital Saint‐André University of Bordeaux Bordeaux France
20. Service de Dermatologie AP‐HP, Hôpital Henri‐Mondor Créteil France
21. EpiDermE ‐ Epidemiology in Dermatology and Evaluation of Therapeutics Université Paris‐Est Créteil Créteil France
22. Division of Infection and Immunity, School of Medicine Cardiff University Cardiff UK