PMC:7786642 / 28314-28471 JSONTXT

{"project":"LitCovid-sentences","denotations":[{"id":"T238","span":{"begin":0,"end":157},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"Although we consider small areas, the study is still an ecological one and thus the reported effects do not reflect individual associations (Wakefield 2008)."}