{"subjects": ["Gallstones", "Cholelithiasis"], "key": "/works/OL7846754W", "title": "Gall-stones and their surgical treatment", "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL2134605A"}}], "type": {"key": "/type/work"}, "covers": [5868163], "latest_revision": 6, "revision": 6, "created": {"type": "/type/datetime", "value": "2009-12-10T22:02:51.389269"}, "last_modified": {"type": "/type/datetime", "value": "2023-09-07T15:49:23.695587"}}