PubMed:32052373 / 984-997
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T138","span":{"begin":0,"end":13},"obj":"NNS"}],"text":"circumstances"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok156","span":{"begin":0,"end":13},"obj":"NNS"}],"text":"circumstances"}