# Transfusion-free surgery { "id": "S2005001266", "title": "Transfusion-free surgery", "url": "/topics/S2005001266", "kind": "topic-directory", "aeo_cohort": "topic-directory", "provider": "lcsh", "revision": "a0c19c9c8706966d", "catalogue_revision": "f050b5d4780b1289", "numeric_address": "9799978226985345568", "address_version": "morton4x16-v1", "coordinates": [ 0, 478, 1936, 51200 ], "answer_status": "Directory metadata; local answer requires separate source review", "truth_status": "Subject descriptor, not a factual answer or a demonstrated knowledge gap" } Directory metadata is not a factual answer or evidence of a global knowledge gap. Source: https://id.loc.gov/authorities/subjects/sh2005001266 No owner-reviewed local answer yet.