Stephen Correia, Stephanie Lee, Song Zhang, Paul Malloy, Steven Salloway, and
  David H. Laidlaw.
  <b>Diffusion-tensor imaging tractography: Correlation with
  processing speed in aging</b>.
  In <i>Abstracts Proceedings of 10th International Conference on
  Alzheimer's Disease and Related Disorders (BEST POSTER AWARD)</i>, pages
  Abstract P2-270, 2006.
  <A HREF="http://vis.cs.brown.edu/docs/ppt/g/Correia-2006-DTI.ppt.html">(ppt)</A>
  <A HREF="http://vis.cs.brown.edu/results/bibtex/Correia-2006-DTI.bib">(bibtex:
  Correia-2006-DTI)</A>.<br />