Impact of Delta on viral burden and vaccine effectiveness against new SARS-CoV-2 infections in the UK
Pouwels KB., Pritchard E., Matthews PC., Stoesser N., Eyre DW., Vihta K-D., House T., Hay J., Bell JI., Newton JN., Farrar J., Crook D., Cook D., Rourke E., Studley R., Peto T., Diamond I., Walker AS.