{"id":"S85143970","label":"Vitamin B12","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85143970","normalized_label":"vitamin b12","broader":["http://id.loc.gov/authorities/subjects/sh2006004546","http://id.loc.gov/authorities/subjects/sh85143958"],"aliases":["Cobalamin","Cobalamine","Cyanocobalamin","Cyanocobalamine","Vitamin B 12"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85143970","provider":"lcsh","revision":"effabff424afd515","taxonomy_revision":"f050b5d4780b1289","title":"Vitamin B12","url":"/topics/S85143970","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"9511817918426515008","address_version":"morton4x16-v1","coordinates":[0,20,19654,34816],"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}