PMC:7039910 / 3535-3627
Annnotations
LitCovid-PD-CLO
{"project":"LitCovid-PD-CLO","denotations":[{"id":"T18","span":{"begin":64,"end":69},"obj":"http://purl.obolibrary.org/obo/CLO_0008697"},{"id":"T19","span":{"begin":64,"end":69},"obj":"http://purl.obolibrary.org/obo/CLO_0052381"}],"text":"aining unless effective control measures are implemented, while R \u003c 1 indicates that the num"}