1. Nuffield Department of Primary Care health Sciences University of Oxford Oxford UK
2. Royal College of General Practitioners, Research and Surveillance Centre London UK
3. Unit for Population‐Based Dermatology Research St John's Institute of Dermatology, Guy's & St Thomas' NHS Foundation Trust and King's College London London UK
4. Momentum Data Pendragon House St. Albans UK
5. Pfizer Ltd Tadworth UK