@article{doi:10.1302/1358-992X.94BSUPP_X.Britspine2010-139, author = {Pal, D. and Bayley, E. and Magaji, S. and Boszczyk, B.M.}, title = {FREEHAND DETERMINATION OF TRAJECTORY ANGLE FOR CERVICAL LATERAL MASS SCREWS. HOW ACCURATE IS IT?}, journal = {Orthopaedic Proceedings}, volume = {94-B}, number = {SUPP_X}, pages = {139-139}, year = {2012}, doi = {10.1302/1358-992X.94BSUPP_X.Britspine2010-139}, url = {https://doi.org/10.1302/1358-992X.94BSUPP_X.Britspine2010-139} }