PubMed:32150360 / 3336-3343
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T570","span":{"begin":0,"end":7},"obj":"JJ"}],"text":"serious"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok624","span":{"begin":0,"end":7},"obj":"JJ"}],"text":"serious"}