{"id":"S2003005870","label":"Porcine reproductive and respiratory syndrome","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh2003005870","normalized_label":"porcine reproductive and respiratory syndrome","broader":["http://id.loc.gov/authorities/subjects/sh86000774","http://id.loc.gov/authorities/subjects/sh88005888"],"aliases":["Blue-ear disease","Mystery swine disease","PRRS (Disease)","Porcine epidemic abortion and respiratory syndrome","Swine infertility syndrome"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh2003005870","provider":"lcsh","revision":"614c31553791b848","taxonomy_revision":"f050b5d4780b1289","title":"Porcine reproductive and respiratory syndrome","url":"/topics/S2003005870","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"13873554183875077698","address_version":"morton4x16-v1","coordinates":[0,477,36294,47104],"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}