{"type": {"key": "/type/work"}, "title": "Request for assistance in preventing occupational fatalities in confined spaces", "subjects": ["Industrial safety", "Accident Prevention", "Occupational Accidents", "Prevention & control"], "subject_places": ["United States"], "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL678715A"}}], "key": "/works/OL33463571W", "latest_revision": 2, "revision": 2, "created": {"type": "/type/datetime", "value": "2023-01-06T09:54:30.158190"}, "last_modified": {"type": "/type/datetime", "value": "2025-07-31T17:03:06.629003"}}