Characteristics of the field investigation in 1,884 classes for which a school contact with a COVID-19 cases was suspected, by calendar period.
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下载链接：
https://figshare.com/articles/dataset/Characteristics_of_the_field_investigation_in_1_884_classes_for_which_a_school_contact_with_a_COVID-19_cases_was_suspected_by_calendar_period_/21306995
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资源简介：
Reggio Emilia, September 2020-March 2021.
创建时间：
2022-10-10
