PubMed:32150360 / 1630-1634
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T275","span":{"begin":0,"end":4},"obj":"CD"}],"text":"8000"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok299","span":{"begin":0,"end":4},"obj":"CD"}],"text":"8000"}