PubMed:32049687 / 933-939
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T162","span":{"begin":0,"end":6},"obj":"JJ"}],"text":"proper"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok181","span":{"begin":0,"end":6},"obj":"JJ"}],"text":"proper"}