{"id":"S2022005581","label":"mRNA vaccines","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh2022005581","normalized_label":"mrna vaccines","broader":["http://id.loc.gov/authorities/subjects/sh88007866"],"aliases":["Messenger RNA vaccines","Naked RNA vaccines","RNA vaccines"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh2022005581","provider":"lcsh","revision":"e97334c986b17c68","taxonomy_revision":"f050b5d4780b1289","title":"mRNA vaccines","url":"/topics/S2022005581","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"39419717292672036","address_version":"morton4x16-v1","coordinates":[0,482,5485,13312],"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}