{"first_sentence": {"type": "/type/text", "value": "Collecting saliva for analytical studies does not normally pose particular problems though the analyses themselves may cause difficulties."}, "physical_format": "Hardcover", "last_modified": {"type": "/type/datetime", "value": "2008-04-29 15:03:11.581851"}, "weight": "1.4 pounds", "languages": [{"key": "/l/eng"}], "publishers": ["CRC"], "number_of_pages": 212, "isbn_13": ["9780849363917"], "id": 11183446, "edition_name": "1 edition", "isbn_10": ["0849363918"], "publish_date": "May 31, 1989", "key": "/b/OL8260827M", "authors": [{"key": "/a/OL2909572A"}], "title": "Human Saliva, Volume I", "type": {"key": "/type/edition"}, "subjects": ["Dentistry / oral & maxillofacial medicine", "Pathology", "Medical Biochemistry", "Science", "Sermons, American", "Science/Mathematics", "Sermons", "Clinical Chemistry", "Life Sciences - Biochemistry", "Medical / Pathology", "Biography", "African American authors", "Bible"], "physical_dimensions": "10.2 x 7.2 x 0.7 inches", "revision": 1}