PubMed:32118391 / 868-870
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T141","span":{"begin":0,"end":2},"obj":"MD"}],"text":"ca"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok185","span":{"begin":0,"end":2},"obj":"MD"}],"text":"ca"}