{"created": {"type": "/type/datetime", "value": "2009-12-08T06:27:38.155083"}, "subject_places": ["United States"], "subjects": ["Pertussis vaccines", "Vaccination", "Vaccination of children", "Whooping cough"], "latest_revision": 2, "key": "/works/OL617492W", "title": "Task force report on pertussis", "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL47453A"}}], "type": {"key": "/type/work"}, "last_modified": {"type": "/type/datetime", "value": "2010-12-04T21:55:29.317933"}, "revision": 2}