{"title": "50th commemorative anniversary of the United States Air Force Dental Service, 1949-1999", "subjects": ["Dental care", "History", "United States", "United States. Air Force", "United States. Air Force. Dental Corps", "United States. Air Force. Dental Service", "History of Dentistry", "Government Agencies"], "key": "/works/OL10401223W", "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL4315112A"}}], "type": {"key": "/type/work"}, "latest_revision": 4, "revision": 4, "created": {"type": "/type/datetime", "value": "2009-12-11T02:55:16.617289"}, "last_modified": {"type": "/type/datetime", "value": "2025-11-14T21:37:56.584680"}}