Article

Did COVID-19 surveillance system sensitivity change after Omicron? A retrospective observational study in England

2025-04-28

Abstract excerpt

<title>Abstract</title> <p><bold>Background</bold> 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 different variants were introduced to the population, due to greater disease-resistance after comprehensive vaccination programmes and widespread natural infection or for other re...

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Literature Corpus work: 3ac91347-be23-5076-8ed6-1b71c1ed96f3
DOI: 10.21203/rs.3.rs-5889771/v1

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