PubMed:32118394 / 63-69
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T9","span":{"begin":0,"end":6},"obj":"IN"}],"text":"during"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok10","span":{"begin":0,"end":6},"obj":"IN"}],"text":"during"}