PubMed:31995857 / 497-502
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T78","span":{"begin":0,"end":5},"obj":"NNS"}],"text":"cases"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok86","span":{"begin":0,"end":5},"obj":"NNS"}],"text":"cases"}