PMC:7499623 / 16539-16648 JSONTXT

{"project":"LitCovid-sentences","denotations":[{"id":"T171","span":{"begin":0,"end":109},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"The response rate of 23% was especially high, considering that only 1 response per institution was requested."}