{"id":"S2012004395","label":"Gadolinium compounds","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh2012004395","normalized_label":"gadolinium compounds","broader":["http://id.loc.gov/authorities/subjects/sh85111455"],"aliases":[],"source_identifier":"http://id.loc.gov/authorities/subjects/sh2012004395","provider":"lcsh","revision":"519bbc0f4d5864f9","taxonomy_revision":"f050b5d4780b1289","title":"Gadolinium compounds","url":"/topics/S2012004395","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"13890376985517105698","address_version":"morton4x16-v1","coordinates":[0,479,45824,44032],"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}