PubMed:32031570 / 3544-3546
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T712","span":{"begin":0,"end":2},"obj":"CD"}],"text":"26"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok840","span":{"begin":0,"end":2},"obj":"CD"}],"text":"26"}