PubMed:32077659 / 1377-1380
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T216","span":{"begin":0,"end":3},"obj":"NN"}],"text":"day"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok230","span":{"begin":0,"end":3},"obj":"NN"},{"id":"lookup22","span":{"begin":0,"end":3},"obj":"date_unit"}],"text":"day"}