@Article{SCI:Bul2005a,
  author =    "E. Bullitt and D. Zeng and G. Gerig and S. Aylward
              and S. Joshi and J.K. Smith and W. Lin and M.
              Ewend",
  title =     "Vessel Tortuosity and Brain Tumor Malignancy: A
              Blinded Study",
  journal =   "Acad Radiol",
  volume =    "12",
  number =    "10",
  pages =     "1232--1240",
  year =      "2005",
  month =     "October",
}