PubMed:32150618 / 1210-1211
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T173","span":{"begin":0,"end":1},"obj":"CD"}],"text":"5"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok188","span":{"begin":0,"end":1},"obj":"CD"}],"text":"5"}