PubMed:32141570 / 1450-1453
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T230","span":{"begin":0,"end":3},"obj":"CD"}],"text":"724"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok253","span":{"begin":0,"end":3},"obj":"CD"}],"text":"724"}
MeasurableQuantitativeAnnotation
{"project":"MeasurableQuantitativeAnnotation","denotations":[{"id":"N2","span":{"begin":0,"end":3},"obj":"num"}],"text":"724"}