1. Department of Dermatology and Venereology National Medical University Kiev Ukraine
2. Division of Infection and Immunity School of Medicine Cardiff University Cardiff UK
3. Department of Psychology University of Zaragoza Zaragoza Spain
4. Dermatology Unit Department of Medical Surgical and Neurosciences University of Siena Siena Italy
5. Dermatology Unit University of Campania Luigi Vanvitelli Naples Italy
6. Dermatology Department Pius Hospital de Valls Tarragona Spain
7. Dermatology Dali Medical Bucharest Romania
8. Children's Hospital Zagreb Zagreb Croatia
9. Department of Dermatology and Venereology Skane University Hospital Malmö Sweden
10. Department of Dermatology University Hospital Miguel Servet Aragon Psychodermatology Research Group (GAI+PD) Zaragoza Spain
11. Whipps Cross University Hospital London UK
12. The Royal London Hospital London UK
13. Department of Paediatric Dermatology Colentina Clinical Hospital "Carol Davila" University of Medicine and Pharmacy Bucharest Romania
14. Department of Dermatology and Venereology University Hospital of Heraklion Crete Greece
15. University Clinic for Medical Psychology and Psychotherapy Medical University of Graz Austria
16. Clinical Epidemiology Unit IDI‐IRCCS Rome Italy
17. Institute for Health Services Research in Dermatology and Nursing (IVDP) University Medical Center Hamburg‐Eppendorf Hamburg Germany
18. School of Life & Medical Sciences University of Hertfordshire Hatfield UK
19. Institute of Psychology, Health, Medical, and Neuropsychology unit Leiden University Leiden The Netherlands
20. Department of Dermatology University Hospital Erasme Brussels Belgium
21. Department of Dermatology Wroclaw Medical University Poland