PubMed:32246886 / 259-263
Annnotations
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok50","span":{"begin":0,"end":4},"obj":"CD"}],"text":"2715"}
MeasurableQuantitativeAnnotation
{"project":"MeasurableQuantitativeAnnotation","denotations":[{"id":"N2","span":{"begin":0,"end":4},"obj":"num"}],"text":"2715"}