PubMed:32104915 / 1021-1024
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T156","span":{"begin":0,"end":3},"obj":"CC"}],"text":"and"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok170","span":{"begin":0,"end":3},"obj":"CC"}],"text":"and"}