PubMed:32110742 / 1569-1574
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T142","span":{"begin":0,"end":5},"obj":"IN"}],"text":"until"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok264","span":{"begin":0,"end":5},"obj":"IN"}],"text":"until"}