{"id":"S90003772","label":"Chorionic villus sampling","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh90003772","normalized_label":"chorionic villus sampling","broader":["http://id.loc.gov/authorities/subjects/sh85106375"],"aliases":["CVB (Obstetrics)","CVS (Obstetrics)","Chorion villus sampling","Chorionic villi biopsy","Chorionic villi sampling","Chorionic villi--Biopsy","Cytogenetic analysis from chorionic villi","Sampling, Chorionic villi"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh90003772","provider":"lcsh","revision":"8b72587939fec379","taxonomy_revision":"f050b5d4780b1289","title":"Chorionic villus sampling","url":"/topics/S90003772","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"10145488475856700930","address_version":"morton4x16-v1","coordinates":[0,21,30052,61440],"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}