{"first_publish_date": "2006", "title": "The muscular system", "covers": [1366806], "lc_classifications": ["QP301 .O274 2006"], "key": "/works/OL1874197W", "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL224401A"}}], "dewey_number": ["612.7"], "type": {"key": "/type/work"}, "subjects": ["Musculoskeletal system", "Juvenile literature", "Muscular system", "Human body", "Human body, juvenile literature"], "description": {"type": "/type/text", "value": "\"Learn about the muscular system's job, problems that may arise, and how to keep muscles healthy\"--Provided by publisher."}, "latest_revision": 7, "revision": 7, "created": {"type": "/type/datetime", "value": "2009-12-09T22:29:57.683482"}, "last_modified": {"type": "/type/datetime", "value": "2022-07-18T20:49:53.187922"}}