Supplemental material
Theory and Methods
Double Negative Control Inference in Test-Negative Design Studies of Vaccine Effectiveness
Kendrick Qijun Lia Department of Biostatistics, University of Michigan, Ann Arbor, MICorrespondence[email protected]
https://orcid.org/0000-0003-3040-7250View further author information
https://orcid.org/0000-0003-3040-7250View further author information, Xu Shia Department of Biostatistics, University of Michigan, Ann Arbor, MIhttps://orcid.org/0000-0001-8566-9552View further author information
https://orcid.org/0000-0001-8566-9552View further author information, &