PubMed:32141569 / 351-356
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T67","span":{"begin":0,"end":5},"obj":"NNS"}],"text":"cases"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok78","span":{"begin":0,"end":5},"obj":"NNS"}],"text":"cases"}