{"id":"S88004456","label":"Blood substitutes","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh88004456","normalized_label":"blood substitutes","broader":["http://id.loc.gov/authorities/subjects/sh88004457","http://id.loc.gov/authorities/subjects/sh88005429"],"aliases":["Artificial blood","Erythrocyte substitutes","Hemoglobin substitutes","Oxygen-transport fluids (Hematology)","Red cell substitutes","Synthetic blood"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh88004456","provider":"lcsh","revision":"0efe8e5845e7faf1","taxonomy_revision":"f050b5d4780b1289","title":"Blood substitutes","url":"/topics/S88004456","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"14178528187738637828","address_version":"morton4x16-v1","coordinates":[0,20,64349,40960],"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}