PubMed:32118390 / 335-344
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T49","span":{"begin":1,"end":2},"obj":"-RRB-"}],"text":"s) announ"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok55","span":{"begin":1,"end":2},"obj":")"}],"text":"s) announ"}