PubMed:32171865 / 4-12
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T1","span":{"begin":5,"end":8},"obj":"CC"}],"text":"ical and"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok2","span":{"begin":5,"end":8},"obj":"CC"}],"text":"ical and"}