PubMed:32034659 / 446-449
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T81","span":{"begin":0,"end":3},"obj":"CD"}],"text":"213"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok88","span":{"begin":0,"end":3},"obj":"CD"}],"text":"213"}
MeasurableQuantitativeAnnotation
{"project":"MeasurableQuantitativeAnnotation","denotations":[{"id":"N2","span":{"begin":0,"end":3},"obj":"num"}],"text":"213"}