1. Statistics, Modelling and Economics Department UK Health Security Agency London UK
2. Clinical and Protecting Health Public Health Scotland Glasgow UK
3. Public Health Wales Communicable Disease Surveillance Centre and Vaccine Preventable Disease Programme Public Health Wales NHS Trust Cardiff UK
4. Nuffield Department of Primary Care University of Oxford Oxford UK
5. Immunisation and Vaccine Preventable Diseases Division UK Health Security Agency London UK
6. Respiratory Virus Unit UK Health Security Agency London UK
7. Wales Specialist Virology Centre Public Health Wales Microbiology, Cardiff, UHW Cardiff UK
8. Department of Mathematics and Statistics University of Strathclyde Glasgow UK
9. Research and Surveillance Centre Royal College of General Practitioners London UK
10. Public Health Wales Communicable Disease Surveillance Centre Public Health Wales NHS Trust Cardiff UK