@article{doi:10.1302/0301-620X.74B2.1544945,
author = {Crockard, HA},
title = {Training spinal surgeons},
journal = {The Journal of Bone & Joint Surgery British Volume},
volume = {74-B},
number = {2},
pages = {174-175},
year = {1992},
doi = {10.1302/0301-620X.74B2.1544945},
url = {https://doi.org/10.1302/0301-620X.74B2.1544945}
}