PubMed:32064853 / 1003-1008
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T187","span":{"begin":0,"end":5},"obj":"CD"}],"text":"30-79"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok206","span":{"begin":0,"end":2},"obj":"CD"},{"id":"tok207","span":{"begin":2,"end":3},"obj":":"},{"id":"tok208","span":{"begin":3,"end":5},"obj":"CD"}],"text":"30-79"}
MeasurableQuantitativeAnnotation
{"project":"MeasurableQuantitativeAnnotation","denotations":[{"id":"N1","span":{"begin":0,"end":5},"obj":"num"}],"text":"30-79"}