@article{doi:10.1302/0301-620X.59B4.411796,
author = {Hanai, K and Adachi, H and Ogasawara, H},
title = {Axial transverse tomography of the cervical spine narrowed by ossification of the posterior longitudinal ligament},
journal = {The Journal of Bone & Joint Surgery British Volume},
volume = {59-B},
number = {4},
pages = {481-484},
year = {1977},
doi = {10.1302/0301-620X.59B4.411796},
url = {https://doi.org/10.1302/0301-620X.59B4.411796}
}