Comparative Effectiveness of Coronavirus Vaccine in Preventing Breakthrough Infections among Vaccinated Persons Infected with Delta and Alpha Variants

Emerging Infectious Diseases
Volume 27, Number 12—December 2021
http://wwwnc.cdc.gov/eid/

 

Expedited Articles
Comparative Effectiveness of Coronavirus Vaccine in Preventing Breakthrough Infections among Vaccinated Persons Infected with Delta and Alpha Variants
I. Kislaya et al.