PubMed:32064853 / 1602-1608
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T307","span":{"begin":0,"end":6},"obj":"VB"}],"text":"expand"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok348","span":{"begin":0,"end":6},"obj":"VB"},{"id":"event26","span":{"begin":0,"end":6},"obj":"OCCURRENCE"}],"text":"expand"}