{"id":"S97004121","label":"Fetal heart--Ultrasonic imaging","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh97004121","normalized_label":"fetal heart--ultrasonic imaging","broader":["http://id.loc.gov/authorities/subjects/sh85139476"],"aliases":["Fetal echocardiography"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh97004121","provider":"lcsh","revision":"f55bdedd44f478ac","taxonomy_revision":"f050b5d4780b1289","title":"Fetal heart--Ultrasonic imaging","url":"/topics/S97004121","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"630512745002975782","address_version":"morton4x16-v1","coordinates":[0,23,8361,25600],"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}