PubMed:32134681 / 475-478
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T73","span":{"begin":0,"end":3},"obj":"CD"}],"text":"Two"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok83","span":{"begin":0,"end":3},"obj":"CD"},{"id":"lookup15","span":{"begin":0,"end":3},"obj":"number"}],"text":"Two"}