PubMed:32118639 / 16-25
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T2","span":{"begin":0,"end":9},"obj":"NN"}],"text":"clearance"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok3","span":{"begin":0,"end":9},"obj":"NN"}],"text":"clearance"}