Early Estimates of Bivalent mRNA Vaccine Effectiveness in Preventing COVID-19–Associated Hospitalization Among Immunocompetent Adults Aged ≥65 Years — IVY Network, 18 States, September 8–November 30, 2022

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

(2022) Margaret K Doll et al.   CLINICAL INFECTIOUS DISEASES

Global impact of the first year of COVID-19 vaccination: a mathematical modelling study

(2022) Oliver J Watson et al.   LANCET INFECTIOUS DISEASES

Estimated Number of COVID-19 Infections, Hospitalizations, and Deaths Prevented Among Vaccinated Persons in the US, December 2020 to September 2021

(2022) Molly K. Steele et al.   JAMA Network Open

Effectiveness of Monovalent mRNA Vaccines Against COVID-19–Associated Hospitalization Among Immunocompetent Adults During BA.1/BA.2 and BA.4/BA.5 Predominant Periods of SARS-CoV-2 Omicron Variant in the United States — IVY Network, 18 States, December 26, 2021–August 31, 2022

(2022) Diya Surie et al.   MMWR-MORBIDITY AND MORTALITY WEEKLY REPORT

Early Estimates of Bivalent mRNA Vaccine Effectiveness in Preventing COVID-19–Associated Emergency Department or Urgent Care Encounters and Hospitalizations Among Immunocompetent Adults — VISION Network, Nine States, September–November 2022

(2022) Mark W. Tenforde et al.   MMWR-MORBIDITY AND MORTALITY WEEKLY REPORT

Interim Recommendations from the Advisory Committee on Immunization Practices for the Use of Bivalent Booster Doses of COVID-19 Vaccines — United States, October 2022

(2022) Hannah G. Rosenblum et al.   MMWR-MORBIDITY AND MORTALITY WEEKLY REPORT