PubMed:32088679 / 97-106
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T16","span":{"begin":0,"end":3},"obj":"CC"}],"text":"and vacci"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok19","span":{"begin":0,"end":3},"obj":"CC"}],"text":"and vacci"}