1. Clinical Dermatology, IRCCS Istituto Ortopedico Galeazzi, Milan, Italy
2. Department of Biomedical, Surgical and Dental Sciences, University of Milan, Milan, Italy
3. Department of Dermatology, Case Western Reserve University, Cleveland, OH, USA
4. Young Dermatologists Italian Network, Centro Studi GISED, Bergamo, Italy
5. Postgraduate School of Public Health, Department of Health Sciences, University of Genoa, Genoa, Italy
6. Laboratory for Industrial and Applied Mathematics (LIAM), Department of Mathematics and Statistics, York University, Toronto, Ontario, Canada
7. Department of Neuroscience, Rehabilitation, Ophthalmology, Genetics and Maternal/Child Sciences (DINOGMI), University of Genoa, Genoa, Italy
8. Department of Psychiatry, University of Toronto, Toronto, Ontario, Canada
9. Youthdale Child and Adolescent Sleep Centre, Toronto, Ontario, Canada
10. San Gallicano Dermatological Institute, IRCCS, Rome, Italy
11. Dermatology UnitAzienda Ospedaliera San Donato Milanese, Milan, Italy
12. Department of Surgery, University of Maryland, Baltimore, MD, USA
13. Dermatology Clinic, Medical Faculty, Nis University, Nis, Serbia
14. Department of Medicine B and Zabludowicz Center for Autoimmune Diseases, Sheba Medical Center, Tel-Hashomer, Ramat-Gan, Israel
15. Sackler Faculty of Medicine, Tel Aviv University, Tel Aviv, Israel
16. Padeh and Ziv Hospitals, Azrieli Faculty of Medicine, Bar-Ilan University, Ramat Gan, Israel