%0 Journal Article %A P. H. Newman %A K. H. Stone %T THE ETIOLOGY OF SPONDYLOLISTHESIS %D 1963 %J The Journal of Bone & Joint Surgery British Volume %P 39-59 %V 45-B %N 1 %R 10.1302/0301-620X.45B1.39 %U https://doi.org/10.1302/0301-620X.45B1.39 %K