1. Effects of confounding bias in coronavirus disease 2019 (COVID-19) and influenza vaccine effectiveness test-negative designs due to correlated influenza and COVID-19 vaccination behaviors;Doll;Clin Infect Dis,2022
2. Effectiveness of COVID-19 vaccines against Omicron or Delta infection;Buchan;MedRxiv,2022
3. Vaccine effectiveness against SARS-CoV-2 infection with the Omicron or Delta variants following a two-dose or booster BNT162b2 or mRNA-1273 vaccination series: a Danish cohort study;Hansen;MedRxiv,2021
4. Canadian COVID-19 vaccine study seized on by anti-vaxxers — highlighting dangers of early research in pandemic;Miller,2022
5. Fact Check- Danish study did not conclude that COVID-19 vaccines adversely impact immune systems or that COVID-19 vaccines are completely ineffective against the Omicron variant,2021