{"languages": [{"key": "/l/eng"}], "physical_format": "Hardcover", "subtitle": "The Vascular Mechanisms (Frontiers in Headache Research)", "weight": "1.9 pounds", "publishers": ["Raven Pr"], "number_of_pages": 368, "last_modified": {"type": "/type/datetime", "value": "2008-04-29 15:03:11.581851"}, "id": 11072561, "isbn_13": ["9780881677959"], "isbn_10": ["0881677957"], "publish_date": "August 1991", "key": "/b/OL8174749M", "authors": [{"key": "/a/OL2861845A"}], "title": "Migraine and Other Headaches", "type": {"key": "/type/edition"}, "subjects": ["Neurology & clinical neurophysiology", "Neurosciences", "Cluster headache", "Headache", "Migraine", "Neurologic Research", "Cerebral circulation", "Science/Mathematics"], "physical_dimensions": "9.8 x 6.5 x 0.8 inches", "revision": 1}