PubMed:32150360 / 1591-1594
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T270","span":{"begin":0,"end":3},"obj":"CD"}],"text":"two"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok294","span":{"begin":0,"end":3},"obj":"CD"},{"id":"lookup70","span":{"begin":0,"end":3},"obj":"time"},{"id":"lookup71","span":{"begin":0,"end":3},"obj":"number"}],"text":"two"}