PubMed:32087820 / 723-734
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T116","span":{"begin":0,"end":11},"obj":"NN"}],"text":"importation"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok126","span":{"begin":0,"end":11},"obj":"NN"}],"text":"importation"}