{"isbn_13": ["9780824783150"], "physical_format": "Hardcover", "weight": "2.6 pounds", "languages": [{"key": "/l/eng"}], "type": {"key": "/type/edition"}, "publishers": ["CRC"], "number_of_pages": 768, "id": 11054324, "first_sentence": {"type": "/type/text", "value": "The name magnesium derives from ancient times: magnesian stone occurs in the Magnesia district of Thessally in Greece."}, "isbn_10": ["0824783158"], "publish_date": "June 28, 1990", "key": "/b/OL8160397M", "last_modified": {"type": "/type/datetime", "value": "2008-04-29 15:03:11.581851"}, "title": "Metal Ions in Biological Systems", "contributions": ["Helmut Sigel (Editor)", "Astrid Sigel (Editor)"], "subjects": ["Biochemistry", "Physiological effect", "Bio-Inorganic Chemistry", "Science", "Science/Mathematics", "Chemistry - Inorganic", "Life Sciences - Biochemistry", "Science / Chemistry / Inorganic", "Magnesium", "Magnesium in the body"], "physical_dimensions": "9.1 x 6.3 x 1.6 inches", "revision": 1}