PubMed:32224151 / 1908-1921
Annnotations
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok448","span":{"begin":0,"end":13},"obj":"VBG"},{"id":"event11","span":{"begin":0,"end":13},"obj":"OCCURRENCE"}],"text":"deteriorating"}