{"id":"S85027141","label":"Closed respiratory systems (Space environment)","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85027141","normalized_label":"closed respiratory systems (space environment)","broader":["http://id.loc.gov/authorities/subjects/sh85027138","http://id.loc.gov/authorities/subjects/sh85106534","http://id.loc.gov/authorities/subjects/sh85113178"],"aliases":["Closed circuit respiratory systems (Space environment)"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85027141","provider":"lcsh","revision":"f8668be7262d09a8","taxonomy_revision":"f050b5d4780b1289","title":"Closed respiratory systems (Space environment)","url":"/topics/S85027141","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"290495388362868228","address_version":"morton4x16-v1","coordinates":[0,20,17829,5120],"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}