Media type: E-Article Title: Adjacent-level disease Contributor: Benzel, Edward C. imprint: Journal of Neurosurgery Publishing Group (JNSPG), 2004 Published in: Journal of Neurosurgery: Spine Language: Not determined DOI: 10.3171/spi.2004.100.1.0001 ISSN: 1547-5654 Keywords: General Medicine Origination: Footnote: