PubMed:32031570 / 2442-2446
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T469","span":{"begin":0,"end":4},"obj":"IN"}],"text":"from"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok550","span":{"begin":0,"end":4},"obj":"IN"}],"text":"from"}