PubMed:32057212 / 526-534
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T82","span":{"begin":0,"end":8},"obj":"JJ"}],"text":"possible"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok85","span":{"begin":0,"end":8},"obj":"JJ"}],"text":"possible"}