PubMed:32077115 / 2051-2057
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T350","span":{"begin":0,"end":6},"obj":"NN"}],"text":"number"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok418","span":{"begin":0,"end":6},"obj":"NN"}],"text":"number"}