{"languages": [{"key": "/l/eng"}], "physical_format": "Hardcover", "last_modified": {"type": "/type/datetime", "value": "2008-04-30 09:38:13.731961"}, "publishers": ["Academic Press Inc.,U.S."], "type": {"key": "/type/edition"}, "number_of_pages": 159, "id": 12534210, "isbn_13": ["9780122147500"], "isbn_10": ["0122147502"], "publish_date": "February 12, 1979", "key": "/b/OL9281147M", "title": "Hormonal Contraceptives", "contributions": ["Marion C. Diamond (Editor)", "C.C. Korenbrot (Editor)"], "subjects": ["Oral contraceptives", "Congresses", "Side effects", "Hormones, Sex", "Physiological effect"], "revision": 1}