PubMed:32134681 / 1559-1563
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T269","span":{"begin":0,"end":4},"obj":"DT"}],"text":"that"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok313","span":{"begin":0,"end":4},"obj":"DT"}],"text":"that"}