{"id":"S85109012","label":"Pulmonary surfactant","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85109012","normalized_label":"pulmonary surfactant","broader":["http://id.loc.gov/authorities/subjects/sh85101108","http://id.loc.gov/authorities/subjects/sh86007537"],"aliases":["Dipalmytoyllecithin"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85109012","provider":"lcsh","revision":"02c951e5b3225e8a","taxonomy_revision":"f050b5d4780b1289","title":"Pulmonary surfactant","url":"/topics/S85109012","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"867013572968973824","address_version":"morton4x16-v1","coordinates":[0,20,19108,20480],"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}