1. Faculty of Health Sciences University of Bristol Bristol Medical School Oakfield House Oakfield Grove Bristol BS8 2BN U.K.
2. Department of Dermatology Lauriston Building, Lauriston Place Edinburgh EH3 9HA U.K.
3. Department of Infection St. Thomas’ Hospital Westminster Bridge Rd Lambeth, London SE1 7EH U.K.
4. Department of Medical Statistics London School of Hygiene and Tropical Medicine London U.K.
5. School of Public Health and Preventive Medicine Monash University Level 4, 553 St Kilda Road Melbourne 3004 Australia
6. Unit for Population‐Based Dermatology Research St John's Institute of Dermatology Guy's & St Thomas’ NHS Foundation Trust & King's College London Strand, London WC2R 2LS U.K.
7. Clinical Medicine Trinity College Dublin Dublin Ireland
8. The National Children's Research Centre Crumlin Ireland
9. Dermatology Children's Health Ireland Crumlin Ireland
10. Churchill Hospital Old Road Headington, Oxford OX3 7LE U.K.
11. Nottingham Support Group for Carers of Children with Eczema Nottingham U.K.
12. Centre of Evidence‐Based Dermatology University of Nottingham Nottingham NG7 2NR U.K.
13. Dermatology Royal Victoria Infirmary NHS Foundation Trust Newcastle upon Tyne U.K.
14. Institute of Cellular Medicine Faculty of Medical Sciences Newcastle University Newcastle upon Tyne U.K.
15. Skin Research Group, Division of Molecular and Clinical Medicine School of Medicine University of Dundee Dundee DD1 9SY U.K.
16. Department of Dermatology Ninewells Hospital Dundee DD1 9SY U.K.
17. MRC Integrative Epidemiology Unit at the University of Bristol Population Health Sciences Bristol Medical School, Oakfield House, Oakfield Grove Bristol BS8 2BN U.K.
18. Faculty of Epidemiology and Population Health London School of Hygiene and Tropical Medicine London WC1E 7HT U.K.
19. Health Data Research UK London U.K.