PubMed:32176808 / 803-808
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T135","span":{"begin":0,"end":5},"obj":"JJ"}],"text":"early"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok152","span":{"begin":0,"end":5},"obj":"JJ"}],"text":"early"}