PubMed:31992388 / 574-576
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T85","span":{"begin":0,"end":2},"obj":"CD"}],"text":"14"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok91","span":{"begin":0,"end":2},"obj":"CD"}],"text":"14"}
MeasurableQuantitativeAnnotation
{"project":"MeasurableQuantitativeAnnotation","denotations":[{"id":"N1","span":{"begin":0,"end":2},"obj":"num"}],"text":"14"}