PubMed:32114747 / 88-96
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T15","span":{"begin":3,"end":6},"obj":"CC"}],"text":"19 and t"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok16","span":{"begin":3,"end":6},"obj":"CC"}],"text":"19 and t"}