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Public health England has been tracking that sort of information in their SIREN study. https://assets.publishing.service.gov.uk/government/uploads/system/uploa
by dbetteridge 6y ago
Public health England has been tracking that sort of information in their SIREN study.
https://assets.publishing.service.gov.uk/government/uploads/system/uploads/attachment_data/file/971017/SP_PH__VE_report_20210317_CC_JLB.pdf https://assets.publishing.service.gov.uk/government/uploads/...