1. Academic Respiratory Unit and Bristol Vaccine Centre, University of Bristol, Bristol, BS15, UK
2. Engineering Mathematics, University of Bristol, Bristol, Bristol, BS8, UK
3. Academic Respiratory Unit, University of Bristol, Southmead Hospital, Bristol, Bristol, BS15, UK
4. Vaccines Medical Development, Scientific and Clinical Affairs, Pfizer Inc., Collegeville, PA 19426, USA
5. Clinical Research and Imaging Centre, UHBW NHS Trust, Bristol, Bristol, BS2, UK
6. Academic Respiratory Unit, Southmead Hospital, Bristol, Bristol, BS15, UK
7. Bristol Vaccine Centre and Population Health Sciences, University of Bristol, Bristol, BS2, UK
8. Vaccines Medical Affairs, Pfizer Ltd, Tadworth, KT20, UK
9. Bristol Vaccine Centre, Cellular and Molecular Medicine and Population Health Sciences, University of Bristol, Bristol, BS2, UK
10. Academic Respiratory Unit and Population Health Sciences, University of Bristol, Southmead Hospital, Bristol, BS15, UK