PubMed:32125131 / 1678-1686
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T354","span":{"begin":0,"end":8},"obj":"JJ"}],"text":"valuable"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok404","span":{"begin":0,"end":8},"obj":"JJ"}],"text":"valuable"}