{"id":"S85059616","label":"Hearing aids","description":"Here are entered works on devices to improve hearing ability. Works on synthetic replicas of the ear used to restore cosmetic harmony to the face are entered under [Ear prostheses.]","source_url":"https://id.loc.gov/authorities/subjects/sh85059616","normalized_label":"hearing aids","broader":["http://id.loc.gov/authorities/subjects/sh85009471","http://id.loc.gov/authorities/subjects/sh85107615"],"aliases":["Hearing aids, Mechanical"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85059616","provider":"lcsh","revision":"e6453e28aac42db1","taxonomy_revision":"f050b5d4780b1289","title":"Hearing aids","url":"/topics/S85059616","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"9511607104188842496","address_version":"morton4x16-v1","coordinates":[0,20,18336,32768],"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}