PubMed:32176808 / 1606-1617
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T260","span":{"begin":0,"end":11},"obj":"NN"}],"text":"opportunity"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok284","span":{"begin":0,"end":11},"obj":"NN"}],"text":"opportunity"}