PubMed:32056249 / 731-734
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T114","span":{"begin":0,"end":3},"obj":"CC"}],"text":"and"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok125","span":{"begin":0,"end":3},"obj":"CC"}],"text":"and"}