Munday, James D. https://orcid.org/0000-0002-6206-7134
Pebody, Richard https://orcid.org/0000-0002-9069-2885
Atkins, Katherine E. https://orcid.org/0000-0001-5250-0558
van Hoek, Albert Jan https://orcid.org/0000-0002-9244-0489
Funding for this research was provided by:
NIHR Health Protection Research Unit in Immunisation (NIHR200929, NIHR200929, NIHR200929)
Article History
Received: 21 June 2021
Accepted: 30 November 2021
First Online: 11 December 2021
Declarations
:
: This work was reviewed and approved by the London School of Hygiene and Tropical Medicine Observational/Interventions Research Ethics Committee (Review Reference: 14559) and conforms to the principles of the Declaration of Helsinki. All data was anonymized before analysis took place.
: Not applicable.
: The authors have no competing interests to declair.