{"id":"S86003080","label":"Polychlorinated dibenzofurans","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh86003080","normalized_label":"polychlorinated dibenzofurans","broader":["http://id.loc.gov/authorities/subjects/sh85037649","http://id.loc.gov/authorities/subjects/sh85095542"],"aliases":["PCDFs (Chemicals)","Polychlorodibenzofuranes"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh86003080","provider":"lcsh","revision":"ff7d83b0b71a3257","taxonomy_revision":"f050b5d4780b1289","title":"Polychlorinated dibenzofurans","url":"/topics/S86003080","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"4647714832630810176","address_version":"morton4x16-v1","coordinates":[0,20,33078,8192],"answer_status":"Directory metadata; local answer requires separate source review","truth_status":"Subject descriptor, not a factual answer or a demonstrated knowledge gap","reviewed_answer":null}