PubMed:31992388 / 440-448
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T62","span":{"begin":0,"end":8},"obj":"NN"}],"text":"severity"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok68","span":{"begin":0,"end":8},"obj":"NN"}],"text":"severity"}