PubMed:32150360 / 3364-3374
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T574","span":{"begin":0,"end":10},"obj":"VBG"}],"text":"Concerning"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok629","span":{"begin":0,"end":10},"obj":"VBG"}],"text":"Concerning"}