PMC:7417187 / 20452-20523
Annnotations
LitCovid-PD-CLO
{"project":"LitCovid-PD-CLO","denotations":[{"id":"T148","span":{"begin":5,"end":6},"obj":"http://purl.obolibrary.org/obo/CLO_0001020"}],"text":"e is a difference in the burden of disease, availability of resources, "}