
PubMed:32096367 / 3977-3984
Annnotations
LitCovid-PAS-Enju
improve
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok609","span":{"begin":0,"end":7},"obj":"VB"},{"id":"event11","span":{"begin":0,"end":7},"obj":"OCCURRENCE"}],"text":"improve"}