The Department of Epidemiology and Biostatistics Seminar Series welcomes Eric J. Tchetgen Tchetgen, PhD, University Professor, Professor of Biostatistics, Professor of Statistics in Data Science, ...
Background: The observational test-negative study design is used to estimate vaccine effectiveness against influenza virus infection. An important assumption of the test-negative design is that ...
OBJECTIVESTo determine whether time elapsed since the second injection of the Pfizer-BioNTech BNT162b2 mRNA vaccine was significantly associated with the risk of covid-19 infection after vaccination ...
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