PubMed:32118390 / 429-439
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T66","span":{"begin":0,"end":10},"obj":"RB"}],"text":"officially"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok75","span":{"begin":0,"end":10},"obj":"RB"}],"text":"officially"}