PubMed:32167524 / 226-230
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T34","span":{"begin":0,"end":4},"obj":"WDT"}],"text":"that"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok37","span":{"begin":0,"end":4},"obj":"WDT"}],"text":"that"}