PubMed:32171948 / 167-176
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T27","span":{"begin":4,"end":8},"obj":"CD"}],"text":"ary 23rd "}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok252","span":{"begin":4,"end":8},"obj":"CD"}],"text":"ary 23rd "}