TY - JOUR AU - Ockendon, M AU - Gardner, ROE AU - Khan, S AU - Harding, U AU - Hutchinson, MJ AU - Nelson, IW DO - doi:10.1302/0301-620X.90BSUPP_III.0900479 UR - https://doi.org/10.1302/0301-620X.90BSUPP_III.0900479 TI - CAN THE PERDRIOLLE METHOD OF APEX ROTATION BE RELIABLY APPLIED IN THE PRESENCE OF PEDICLE SCREW INSTRUMENTATION? T2 - Orthopaedic Proceedings VL - 90-B IS - SUPP_III PY - 2008 SP - 479 EP - 479 ER -