{"first_sentence": {"type": "/type/text", "value": "The oxygen required by tissues for aerobic metabolism is supplied by the circulating mass of mature erythrocytes (red blood cells)."}, "physical_format": "Paperback", "last_modified": {"type": "/type/datetime", "value": "2008-04-30 09:38:13.731961"}, "weight": "1.6 pounds", "languages": [{"key": "/l/eng"}], "publishers": ["McGraw-Hill Professional"], "number_of_pages": 456, "isbn_13": ["9780071440356"], "id": 12507171, "edition_name": "4 edition", "isbn_10": ["0071440356"], "publish_date": "June 1, 2005", "key": "/b/OL9255281M", "authors": [{"key": "/a/OL217296A"}, {"key": "/a/OL2637374A"}, {"key": "/a/OL2637375A"}], "title": "Hematology in Clinical Practice", "type": {"key": "/type/edition"}, "subjects": ["Haematology", "Medical", "Diseases", "Medical / Nursing", "Hematology", "Medical / Hematology", "Blood", "Hematologic Diseases", "diagnosis"], "physical_dimensions": "9.1 x 7.3 x 0.9 inches", "revision": 1}