PMC:7333997 / 29818-29959 JSONTXT

{"project":"LitCovid-sentences","denotations":[{"id":"T253","span":{"begin":0,"end":141},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"In general, the results showed that automobile demobilization and factory shutdowns play an important role in reducing pollution in capitals."}