%0 Journal Article %A K Hanai %A H Adachi %A H Ogasawara %T Axial transverse tomography of the cervical spine narrowed by ossification of the posterior longitudinal ligament %D 1977 %J The Journal of Bone & Joint Surgery British Volume %P 481-484 %V 59-B %N 4 %R 10.1302/0301-620X.59B4.411796 %U https://doi.org/10.1302/0301-620X.59B4.411796 %K