1. King's College London St John's Institute of Dermatology London SE1 9RT U.K
2. Medical University of Łódź, Department of Dermatology, Pediatric Dermatology and Dermatological Oncology Łódź 90‐647 Poland
3. Walgreens Boots Alliance Inc. Nottingham NG90 5EF U.K
4. Bispebjerg Hospital, Department of Dermatological Research Copenhagen 2400 Denmark
5. Public Health England, Centre for Radiation, Chemical and Environmental Hazards Chilton, Didcot Oxfordshire OX11 0RQ U.K
6. Dermoklinika Centrum Medyczne Łódź 90‐436 Poland