{"id":"S85034139","label":"Critical periods (Biology)","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85034139","normalized_label":"critical periods (biology)","broader":["http://id.loc.gov/authorities/subjects/sh85037358"],"aliases":["Periods, Critical (Biology)","Sensitive periods (Biology)"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85034139","provider":"lcsh","revision":"f564b9d9118978d6","taxonomy_revision":"f050b5d4780b1289","title":"Critical periods (Biology)","url":"/topics/S85034139","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"900874131980288576","address_version":"morton4x16-v1","coordinates":[0,20,17938,27648],"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}