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PubMed:32154135 / 879-882
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T147","span":{"begin":0,"end":3},"obj":"NN"}],"text":"day"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok165","span":{"begin":0,"end":3},"obj":"NN"},{"id":"lookup29","span":{"begin":0,"end":3},"obj":"date_unit"}],"text":"day"}