PubMed:32050635 / 167-175
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T27","span":{"begin":1,"end":6},"obj":"JJ"}],"text":" early D"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok31","span":{"begin":1,"end":6},"obj":"JJ"}],"text":" early D"}