Pilot Investigation of SARS-CoV-2 Secondary Transmission in Kindergarten Through Grade 12 Schools Implementing Mitigation Strategies - St. Louis County and City of Springfield, Missouri, December 2020

In 22 participating K-12 schools implementing multiple COVID-19 mitigation strategies, school-based SARS-CoV-2 secondary transmission was detected in two of 102 tested close contacts of 37 persons with COVID-19.
Source: CDC Morbidity and Mortality Weekly Report - Category: American Health Tags: MMWR Morbidity & Mortality Weekly Report Source Type: news