PubMed:31995857 / 1456-1460
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T270","span":{"begin":0,"end":4},"obj":"IN"}],"text":"that"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok307","span":{"begin":0,"end":4},"obj":"IN"}],"text":"that"}