PMC:7029449 / 12344-12600 JSONTXT

{"project":"LitCovid-sentences","denotations":[{"id":"T69","span":{"begin":0,"end":256},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"Determine the relative importance of possible modes of transmission Outbreak investigations, in particular for superspreading events; environmental sampling, air sampling and exhaled breath sampling; special studies in households and other closed settings"}