COVID-19-associated school closures, United States, February 18–June 30, 2020
收藏DataCite Commons2026-01-17 更新2026-05-03 收录
下载链接：
https://www.datalumos.org/datalumos/project/244324/view
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资源简介：
Unplanned public K-12 school district and individual school closures due to COVID-19 in the United States from February 18–June 30, 2020.
提供机构：
ICPSR - Interuniversity Consortium for Political and Social Research
创建时间：
2026-01-17
