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          - A Sarah Walker, Karina-Doris Vihta, Owen Gethings, Emma Pritchard, Joel Jones, Thomas House, Iain Bell, John I Bell, John N Newton, Jeremy Farrar, Ian Diamond, Ruth Studley, Emma Rourke, Jodie Hay, Susan Hopkins, Derrick Crook, Tim Peto, Philippa C Matthews, David W Eyre, Nicole Stoesser, Koen B Pouwels, and Covid-19 Infection Survey Team.
- University of Oxford, Oxford, United Kingdom sarah.walker@ndm.ox.ac.uk.
- N. Engl. J. Med. 2021 Dec 30; 385 (27): 258225852582-2585.
 no abstract available Notes
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