PubMed:32022276 / 148-153
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T21","span":{"begin":0,"end":1},"obj":"-RRB-"}],"text":") out"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok27","span":{"begin":0,"end":1},"obj":")"}],"text":") out"}