An error occurred in the first paragraph of the text under the heading Background in the March ANJ Clinical Update 112. The ANJ apologises for any confusion resulting from this error. This paragraph should have read:
Gliomas account for approximately 77% of all malignant primary brain tumours (Ashby and Ryken 2006). If left untreated and given supportive drug therapy only (anticonvulsants and corticosteroids), patients with high grade Gliomas (HGG's) have a median survival rate of 13 weeks post diagnosis (Ashby et al 2006). However, with the advent ...