Outbreak Associated with SARS-CoV-2 B.1.617.2 (Delta) Variant in an Elementary School — Marin County, California, May–June 2021
by from Morbidity and Mortality Weekly Report (MMWR) on (#5NVSV)
COVID-19 outbreak associated with an unvaccinated infected teacher in an elementary school from May-June 2021 in Marin County, California.