PubMed:32027573 / 928-930
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T169","span":{"begin":0,"end":2},"obj":"CD"}],"text":"35"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok190","span":{"begin":0,"end":2},"obj":"CD"}],"text":"35"}