{"id":"S91005266","label":"Brain--Degeneration","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh91005266","normalized_label":"brain--degeneration","broader":["http://id.loc.gov/authorities/subjects/sh85016332","http://id.loc.gov/authorities/subjects/sh85036474"],"aliases":["Degenerative brain diseases","Degenerative brain disorders"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh91005266","provider":"lcsh","revision":"47e019ef7c43b04d","taxonomy_revision":"f050b5d4780b1289","title":"Brain--Degeneration","url":"/topics/S91005266","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"5207428082587272710","address_version":"morton4x16-v1","coordinates":[0,21,45701,18432],"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}