PubMed:32176772 / 1591-1595
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T326","span":{"begin":0,"end":4},"obj":"NN"}],"text":"rate"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok376","span":{"begin":0,"end":4},"obj":"NN"}],"text":"rate"}