{"id":"S90000772","label":"Endothelins","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh90000772","normalized_label":"endothelins","broader":["http://id.loc.gov/authorities/subjects/sh85099692","http://id.loc.gov/authorities/subjects/sh90000776"],"aliases":["Endothelium-dependent contracting factors","Endothelium-derived contracting factors"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh90000772","provider":"lcsh","revision":"dd936d8513d1f864","taxonomy_revision":"f050b5d4780b1289","title":"Endothelins","url":"/topics/S90000772","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"309626889612691010","address_version":"morton4x16-v1","coordinates":[0,21,30006,4096],"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}