PMC:7126544 / 54185-54302 JSONTXT

{"project":"LitCovid-PD-CLO","denotations":[{"id":"T495","span":{"begin":3,"end":4},"obj":"http://purl.obolibrary.org/obo/CLO_0001020"},{"id":"T496","span":{"begin":55,"end":56},"obj":"http://purl.obolibrary.org/obo/CLO_0001020"}],"text":"is a traditional but very effective measure to counter a deadly epidemic, but quarantine protocols can be hard to enf"}