PubMed:32156607 / 276-284
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T52","span":{"begin":0,"end":8},"obj":"CD"}],"text":"thousand"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok55","span":{"begin":0,"end":8},"obj":"CD"},{"id":"lookup17","span":{"begin":0,"end":8},"obj":"number"}],"text":"thousand"}