Media type: E-Article Title: Point of View Contributor: Hammerberg, Kim W. Published: Ovid Technologies (Wolters Kluwer Health), 2004 Published in: Spine, 29 (2004) 10, Seite 1159 Language: English DOI: 10.1097/00007632-200405150-00020 ISSN: 0362-2436 Keywords: Neurology (clinical) ; Orthopedics and Sports Medicine Origination: Footnote: