PubMed:32141570 / 1473-1479
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T236","span":{"begin":0,"end":6},"obj":"IN"}],"text":"during"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok261","span":{"begin":0,"end":6},"obj":"IN"}],"text":"during"}