PubMed:32061200 / 568-572
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T97","span":{"begin":0,"end":4},"obj":"VBN"}],"text":"aged"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok106","span":{"begin":0,"end":4},"obj":"VBN"},{"id":"event4","span":{"begin":0,"end":4},"obj":"OCCURRENCE"}],"text":"aged"}