TY  - JOUR
AU  - Lawrence, Michael
DO  - doi:10.1302/0301-620X.83B1.0830154
UR  - https://doi.org/10.1302/0301-620X.83B1.0830154
TI  - Instrumented spinal surgery: principles and technique.
T2  - The Journal of Bone & Joint Surgery British Volume
VL  - 83-B
IS  - 1
PY  - 2001
SP  - 154
EP  - 154
ER  -