{"id":"S85095747","label":"Orphan drugs","description":"Here are entered works on drugs which appear to be useful for the treatment of rare disorders, but have difficulty in finding a sponsor for development and marketing because of insufficient anticipated financial return.","source_url":"https://id.loc.gov/authorities/subjects/sh85095747","normalized_label":"orphan drugs","broader":["http://id.loc.gov/authorities/subjects/sh85039719"],"aliases":["Drugs of limited commercial value","Nonprofitable drugs"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85095747","provider":"lcsh","revision":"0743342550404c1c","taxonomy_revision":"f050b5d4780b1289","title":"Orphan drugs","url":"/topics/S85095747","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"288450296798381572","address_version":"morton4x16-v1","coordinates":[0,20,18901,3072],"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}