%0 Journal Article %A M. Laurence %T Orthopaedic knowledge update: Spine. 3rd rev. ed. %D 2007 %J The Journal of Bone & Joint Surgery British Volume %P 564-564 %V 89-B %N 4 %R 10.1302/0301-620X.89B4.0890564b %U https://doi.org/10.1302/0301-620X.89B4.0890564b %K