PubMed:32103304 / 0-3
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T0","span":{"begin":0,"end":3},"obj":"NNP"}],"text":"Old"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok1","span":{"begin":0,"end":3},"obj":"NNP"}],"text":"Old"}