Effectiveness of Homologous and Heterologous COVID-19 Booster Doses Following 1 Ad.26.COV2.S (Janssen [Johnson & Johnson]) Vaccine Dose Against COVID-19–Associated Emergency Department and U
by from Morbidity and Mortality Weekly Report (MMWR) on (#5XMN2)
This report describes vaccine effectiveness of COVID-19 booster doses after one dose of the Johnson & Johnson COVID-19 vaccine against emergency department, urgent care visits, and hospitalizations.