PubMed:32031570 / 1701-1710
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T302","span":{"begin":0,"end":9},"obj":"VBD"}],"text":"prolonged"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok347","span":{"begin":0,"end":9},"obj":"JJ"}],"text":"prolonged"}