TY - JOUR AU - Girardi, F. P. AU - Cammisa, F. P. AU - Sandhu, H. S. AU - Alvarez, L. DO - doi:10.1302/0301-620X.81B5.0810825 UR - https://doi.org/10.1302/0301-620X.81B5.0810825 TI - The placement of lumbar pedicle screws using computerised stereotactic guidance T2 - The Journal of Bone & Joint Surgery British Volume VL - 81-B IS - 5 PY - 1999 SP - 825 EP - 829 ER -