TY  - JOUR
AU  - Johnson, J. R.
DO  - doi:10.1302/0301-620X.78B4.0780685c
UR  - https://doi.org/10.1302/0301-620X.78B4.0780685c
TI  - Atlas of Spine Surgery.
T2  - The Journal of Bone & Joint Surgery British Volume
VL  - 78-B
IS  - 4
PY  - 1996
SP  - 685
EP  - 686
ER  -