PubMed:32176772 / 581-589
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T102","span":{"begin":0,"end":8},"obj":"VBN"}],"text":"enrolled"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok111","span":{"begin":0,"end":8},"obj":"VBD"}],"text":"enrolled"}