Opening of Large Institutions of Higher Education and County-Level COVID-19 Incidence — United States, July 6–September 17, 2020 Published on 2021-01-082022-10-30 Journal: Morbidity and Mortality Weekly Report [키워드] COVID-19 education institution opening United States [저자] Andrew J. Leidner, Vaughn Barry, Virginia B. Bowen, Rachel Silver, Trieste Musial, Gloria J. Kang, Matthew D. Ritchey, Kelly Fletcher, Lisa Barrios, Eric Pevzner [Category] COVID-19, MERS, PMC URL [DOI] 10.15585/mmwr.mm7001a4 [Article Type] Full Report [Source] PMC All Keywords 【제목키워드】 COVID-19, education, United States, opening, institution,