PubMed:32118391 / 870-873
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T142","span":{"begin":0,"end":3},"obj":"RB"}],"text":"n't"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok186","span":{"begin":0,"end":3},"obj":"RB"}],"text":"n't"}