PubMed:32167153 / 218-226
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T32","span":{"begin":0,"end":8},"obj":"NN"}],"text":"outbreak"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok36","span":{"begin":0,"end":8},"obj":"NN"}],"text":"outbreak"}