PubMed:32150360 / 1979-1982
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T338","span":{"begin":0,"end":3},"obj":"DT"}],"text":"the"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok369","span":{"begin":0,"end":3},"obj":"DT"}],"text":"the"}