Paul Hunter (@metadoc.bsky.social)

Did COVID-19 surveillance system sensitivity change after Omicron? a retrospective observational study in England - BMC Infectious Diseases Background During the COVID-19 pandemic in England, increases and falls in COVID-19 cases were monitored using many surveillance systems (SS). However, surveillance sensitivity may have changed as dif... https://bmcinfectdis.biomedcentral.com/articles/10.1186/s12879-025-11120-0