{"id":"S2014000074","label":"Electronic cigarettes","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh2014000074","normalized_label":"electronic cigarettes","broader":["http://id.loc.gov/authorities/subjects/sh85025966"],"aliases":["E-cigarettes","Electronic nicotine delivery systems"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh2014000074","provider":"lcsh","revision":"b3a3189101f5990b","taxonomy_revision":"f050b5d4780b1289","title":"Electronic cigarettes","url":"/topics/S2014000074","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"54258710110815300","address_version":"morton4x16-v1","coordinates":[0,480,11471,10240],"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}