PubMed:32096367 / 1685-1690
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T239","span":{"begin":0,"end":5},"obj":"MD"}],"text":"could"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok267","span":{"begin":0,"end":5},"obj":"MD"}],"text":"could"}