TY - JOUR AU - Kelley, S.P. AU - Ashford, R. AU - Rao, A. AU - Dickson, R. DO - doi:10.1302/0301-620X.91BSUPP_I.0910136c UR - https://doi.org/10.1302/0301-620X.91BSUPP_I.0910136c TI - PRIMARY BONE TUMOURS OF THE SPINE: A 42-YEAR SURVEY FROM THE LEEDS REGIONAL BONE TUMOUR REGISTRY T2 - Orthopaedic Proceedings VL - 91-B IS - SUPP_I PY - 2009 SP - 136 EP - 136 ER -