# Direct-to-consumer medical device advertising { "id": "S2009006855", "title": "Direct-to-consumer medical device advertising", "url": "/topics/S2009006855", "kind": "topic-directory", "aeo_cohort": "topic-directory", "provider": "lcsh", "revision": "a8ff7a7e588db3b2", "catalogue_revision": "f050b5d4780b1289", "numeric_address": "4921532802341692960", "address_version": "morton4x16-v1", "coordinates": [ 0, 478, 64524, 7168 ], "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/sh2009006855 No owner-reviewed local answer yet.