PubMed:32096367 / 1290-1298
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T187","span":{"begin":0,"end":8},"obj":"JJ"}],"text":"positive"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok208","span":{"begin":0,"end":8},"obj":"JJ"}],"text":"positive"}