PubMed:32159237 / 799-802
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T144","span":{"begin":0,"end":3},"obj":"CD"}],"text":"two"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok152","span":{"begin":0,"end":3},"obj":"CD"},{"id":"lookup22","span":{"begin":0,"end":3},"obj":"time"},{"id":"lookup23","span":{"begin":0,"end":3},"obj":"number"}],"text":"two"}