PubMed:32125873 / 1419-1424
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T272","span":{"begin":0,"end":5},"obj":"JJR"}],"text":"older"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok314","span":{"begin":0,"end":5},"obj":"JJR"}],"text":"older"}