@article{doi:10.1302/0301-620X.94B11.29553,
author = {Longo, U. G. and Loppini, M. and Romeo, G. and Maffulli, N. and Denaro, V.},
title = {Errors of level in spinal surgery},
journal = {The Journal of Bone & Joint Surgery British Volume},
volume = {94-B},
number = {11},
pages = {1546-1550},
year = {2012},
doi = {10.1302/0301-620X.94B11.29553},
url = {https://doi.org/10.1302/0301-620X.94B11.29553}
}