PubMed:32125131 / 1200-1208
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T268","span":{"begin":0,"end":8},"obj":"NN"}],"text":"effusion"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok308","span":{"begin":0,"end":8},"obj":"NN"}],"text":"effusion"}