PubMed:32176808 / 986-996
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T163","span":{"begin":0,"end":10},"obj":"NN"}],"text":"prevalence"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok183","span":{"begin":0,"end":10},"obj":"NN"}],"text":"prevalence"}