{"id":"S88002656","label":"Atrioventricular node","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh88002656","normalized_label":"atrioventricular node","broader":["http://id.loc.gov/authorities/subjects/sh85059743"],"aliases":["A-V node","AV node","Aschoff's node","Koch's node","Node, Atrioventricular","Nodus atrioventricularis","Tawara's node"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh88002656","provider":"lcsh","revision":"4348fbf691c08828","taxonomy_revision":"f050b5d4780b1289","title":"Atrioventricular node","url":"/topics/S88002656","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"14142499390719394308","address_version":"morton4x16-v1","coordinates":[0,20,64321,32768],"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}