PMC:7175914 / 455-610 JSONTXT

{"project":"LitCovid-PD-CLO","denotations":[{"id":"T2","span":{"begin":31,"end":42},"obj":"http://purl.obolibrary.org/obo/CLO_0009985"},{"id":"T3","span":{"begin":66,"end":68},"obj":"http://purl.obolibrary.org/obo/CLO_0050509"}],"text":"ns of Guangdong province which was focused on the period from Jan 27 to Feb 20, 2020. To explore the impacts of the input population and quarantine strateg"}