{"id":"S88004442","label":"Heart--Endoscopic surgery","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh88004442","normalized_label":"heart--endoscopic surgery","broader":["http://id.loc.gov/authorities/subjects/sh85059711"],"aliases":["Heart--Diseases--Endoscopic surgery"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh88004442","provider":"lcsh","revision":"f1bc77fd44fc9e89","taxonomy_revision":"f050b5d4780b1289","title":"Heart--Endoscopic surgery","url":"/topics/S88004442","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"5531757640675640836","address_version":"morton4x16-v1","coordinates":[0,20,64349,26624],"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}