PubMed:32118391 / 1034-1040
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T164","span":{"begin":0,"end":6},"obj":"VB"}],"text":"ensure"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok171","span":{"begin":0,"end":6},"obj":"VB"},{"id":"event6","span":{"begin":0,"end":6},"obj":"OCCURRENCE"}],"text":"ensure"}