PubMed:32035431 / 767-777
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T148","span":{"begin":0,"end":10},"obj":"NN"}],"text":"incubation"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok169","span":{"begin":0,"end":10},"obj":"NN"}],"text":"incubation"}