Effectiveness of mRNA Vaccination in Preventing COVID-19–Associated Invasive Mechanical Ventilation and Death — United States, March 2021–January 2022

Association of COVID-19 Vaccination With Symptomatic SARS-CoV-2 Infection by Time Since Vaccination and Delta Variant Predominance

(2022) Amadea Britton et al.   JAMA-JOURNAL OF THE AMERICAN MEDICAL ASSOCIATION

Vaccines Elicit Highly Conserved Cellular Immunity to SARS-CoV-2 Omicron

(2022) Jinyan Liu et al.   NATURE

Waning 2-Dose and 3-Dose Effectiveness of mRNA Vaccines Against COVID-19–Associated Emergency Department and Urgent Care Encounters and Hospitalizations Among Adults During Periods of Delta and Omicron Variant Predominance — VISION Network, 10 States, August 2021–January 2022

(2022) Jill M. Ferdinands et al.   MMWR-MORBIDITY AND MORTALITY WEEKLY REPORT

Duration of effectiveness of vaccines against SARS-CoV-2 infection and COVID-19 disease: results of a systematic review and meta-regression

(2022) Daniel R Feikin et al.   LANCET

Effectiveness of Covid-19 Vaccines in Ambulatory and Inpatient Care Settings

(2021) Mark G. Thompson et al.   NEW ENGLAND JOURNAL OF MEDICINE

Association Between mRNA Vaccination and COVID-19 Hospitalization and Disease Severity

(2021) Mark W. Tenforde et al.   JAMA-JOURNAL OF THE AMERICAN MEDICAL ASSOCIATION

Immune-mediated attenuation of influenza illness after infection: opportunities and challenges

(2021) Manish M Patel et al.   Lancet Microbe