Coenen VA, Krings T, Weidemann J, Spangenberg P, Gilsbach JM, Rohde V. [Diffusion Weighted Imaging Combined with Intraoperative 3D-Ultrasound and fMRI for the Resection of an Optic Radiation Cavernoma]. Zentralbl Neurochir. 2003; 64(3):133-7.