{"id":"S89001493","label":"Perinatal cardiology","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh89001493","normalized_label":"perinatal cardiology","broader":["http://id.loc.gov/authorities/subjects/sh85099142","http://id.loc.gov/authorities/subjects/sh86003112"],"aliases":[],"source_identifier":"http://id.loc.gov/authorities/subjects/sh89001493","provider":"lcsh","revision":"5b83f6dc4ac55c74","taxonomy_revision":"f050b5d4780b1289","title":"Perinatal cardiology","url":"/topics/S89001493","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"597932015375237634","address_version":"morton4x16-v1","coordinates":[0,21,14392,21504],"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}