PubMed:32061066 / 599-600
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T108","span":{"begin":0,"end":1},"obj":"CD"}],"text":"8"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok113","span":{"begin":0,"end":1},"obj":"CD"}],"text":"8"}