PubMed:32031570 / 229-237
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T36","span":{"begin":1,"end":4},"obj":"DT"}],"text":" The num"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok43","span":{"begin":1,"end":4},"obj":"DT"}],"text":" The num"}