1. Medical Affairs, Pfizer Ltd, Walton Oaks, UK
2. Real-World Evidence, OPEN Health, London, UK
3. School of Medicine & Dentistry, Griffith University, Southport, Queensland, Australia
4. Medical Affairs, Pfizer Inc, Pfizer, Paris, France
5. Institute of Immunology and Immunotherapy, Medical School, University of Birmingham, Edgbaston, Birmingham, UK
6. Division of Immunology, Immunity to Infection and Respiratory Medicine, University of Manchester, Manchester, UK
7. Hull York Medical School, University of York, York, UK
8. Royal College of General Practitioners, London, UK
9. British Global & Travel Health Association, Bath, UK