PubMed:32250385 / 1764-1766
Annnotations
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok324","span":{"begin":0,"end":2},"obj":"CD"}],"text":"99"}
MeasurableQuantitativeAnnotation
{"project":"MeasurableQuantitativeAnnotation","denotations":[{"id":"N2","span":{"begin":0,"end":2},"obj":"num"}],"text":"99"}