
PubMed:32171865 / 2406-2414
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T445","span":{"begin":0,"end":8},"obj":"NN"}],"text":"exposure"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok504","span":{"begin":0,"end":8},"obj":"NN"}],"text":"exposure"}