PMC:7543680 / 6455-6582 JSONTXT

{"project":"LitCovid-PD-CLO","denotations":[{"id":"T28","span":{"begin":37,"end":38},"obj":"http://purl.obolibrary.org/obo/CLO_0001020"}],"text":"Since this special survey represents a subsample of the regular GESIS panel, weights were applied to ensure representativeness."}

{"project":"LitCovid-sentences","denotations":[{"id":"T54","span":{"begin":0,"end":127},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"Since this special survey represents a subsample of the regular GESIS panel, weights were applied to ensure representativeness."}