Your search returned the following 3 documents:

3. Visualization of White Matter Tracts with Wrapped Streamlines
   Frank Enders, Natascha Sauber, Dorit Merhof, Peter Hastreiter, Christopher Nimsky, and Marc Stamminger
   In: IEEE Visualization 2005 (VIS 2005), Minneapolis, USA, 2005, 51-58, paper no. 05.
   [PDF: Download: white_matter_tracts_with_wrapped_streamlines_enders_vis05.pdf]
   
2. Enhanced 3D-Visualization of Intracranial Aneurysms Involving the Skull Base
   Fernando Vega Higuera, Natascha Sauber, Bernd F. Tomandl, Christopher Nimsky, Günther Greiner, and Peter Hastreiter
   In: Medical Image Computing and Computer-Assisted Intervention - MICCAI 2003, Montréal, Canada, 2003, 256-262
   
1. Automatic Adjustment of Bidimensional Transfer Functions for Direct Volume Visualization of Intracranial Aneurysms
   Fernando Vega Higuera, Natascha Sauber, Bernd F. Tomandl, Christopher Nimsky, Günther Greiner, and Peter Hastreiter
   In: Medical Imaging 2004, San Diego, California USA, 2004, 275-284