PubMed:32118390 / 2180-2186
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T233","span":{"begin":0,"end":6},"obj":"NN"}],"text":"number"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok569","span":{"begin":0,"end":6},"obj":"NN"}],"text":"number"}