TY - JOUR AU - Kumar, Naresh AU - Guo-Xin, Ni AU - Wong, HK DO - doi:10.1302/0301-620X.91BSUPP_III.0910486 UR - https://doi.org/10.1302/0301-620X.91BSUPP_III.0910486 TI - THE USE OF ORTHOGONAL PLAIN RADIOGRAPHS IN DETERMINING THE POSITION OF THORACIC PEDICLE SCREWS: ARE THEY RELIABLE? T2 - Orthopaedic Proceedings VL - 91-B IS - SUPP_III PY - 2009 SP - 486 EP - 486 ER -