{"id":"S85031661","label":"Controlled release preparations","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85031661","normalized_label":"controlled release preparations","broader":["http://id.loc.gov/authorities/subjects/sh85031663"],"aliases":["Delayed-action preparations","Prolonged-action preparations","Slow-release preparations","Sustained-release preparations","Timed-release preparations"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85031661","provider":"lcsh","revision":"3f4e210c7fd3113d","taxonomy_revision":"f050b5d4780b1289","title":"Controlled release preparations","url":"/topics/S85031661","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"9549896222303732292","address_version":"morton4x16-v1","coordinates":[0,20,17899,46080],"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}