PubMed:32150360 / 4002-4005
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T678","span":{"begin":0,"end":3},"obj":"CC"}],"text":"and"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok742","span":{"begin":0,"end":3},"obj":"CC"}],"text":"and"}