PubMed:32174267 / 173-179
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T27","span":{"begin":0,"end":6},"obj":"JJ"}],"text":"severe"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok30","span":{"begin":0,"end":6},"obj":"JJ"}],"text":"severe"}