PubMed:32134681 / 348-350
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T57","span":{"begin":0,"end":2},"obj":"CD"}],"text":"62"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok64","span":{"begin":0,"end":2},"obj":"CD"}],"text":"62"}