Effectiveness of a COVID-19 Additional Primary or Booster Vaccine Dose in Preventing SARS-CoV-2 Infection Among Nursing Home Residents During Widespread Circulation of the Omicron Variant — Unit
by from Morbidity and Mortality Weekly Report (MMWR) on (#5YXMB)
This report describes the effectiveness of the COVID-19 booster vaccine in preventing infection in nursing home residents.