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06/07/2021
The evolving usefulness of the Test-Negative Design in studying risk factors for COVID-19 due to changes in testing policy
This paper is a short extension of our previous paper [arXiv:2004.06033]...
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04/13/2020
The test-negative design with additional population controls: a practical approach to rapidly obtain information on the causes of the SARS-CoV-2 epidemic
Testing of symptomatic persons for infection with SARS-CoV-2 is increasi...
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04/13/2020
