PMC:7172841 / 2498-2573
Annnotations
LitCovid-PD-CLO
{"project":"LitCovid-PD-CLO","denotations":[{"id":"T23","span":{"begin":11,"end":23},"obj":"http://purl.obolibrary.org/obo/OBI_0000245"}],"text":"rld Health Organization. As of April 2, 2020, 961,818 documented cases were"}