
PubMed:31996494 / 377-388
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T70","span":{"begin":0,"end":8},"obj":"JJ"}],"text":"critical fo"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok81","span":{"begin":0,"end":8},"obj":"JJ"}],"text":"critical fo"}