PubMed:32167524 / 1069-1072
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T172","span":{"begin":0,"end":3},"obj":"CD"}],"text":"201"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok187","span":{"begin":0,"end":3},"obj":"CD"}],"text":"201"}