TY  - JOUR
AU  - Crockard, HA
DO  - doi:10.1302/0301-620X.74B2.1544945
UR  - https://doi.org/10.1302/0301-620X.74B2.1544945
TI  - Training spinal surgeons
T2  - The Journal of Bone & Joint Surgery British Volume
VL  - 74-B
IS  - 2
PY  - 1992
SP  - 174
EP  - 175
ER  -