PMC:7796148 / 1917-1955 JSONTXT

{"project":"LitCovid-sentences","denotations":[{"id":"T18","span":{"begin":0,"end":38},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"No differences across regions emerged."}