PubMed:32027573 / 1349-1351
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T266","span":{"begin":0,"end":2},"obj":"CD"}],"text":"80"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok292","span":{"begin":0,"end":2},"obj":"CD"}],"text":"80"}
MeasurableQuantitativeAnnotation
{"project":"MeasurableQuantitativeAnnotation","denotations":[{"id":"N4","span":{"begin":0,"end":2},"obj":"num"}],"text":"80"}