Khan, Robert Ahmed, et al. “MRI of Diffusely Infiltrating Intracranial Astrocytomas: Association Between the Volume of Peritumoural Edema and the Degree of Contrast Enhancement”. Bangladesh Journal of Neuroscience, vol. 28, no. 1, Dec. 2013, pp. 38-44, doi:10.3329/bjn.v28i1.17191.