@Article{SCI:Duf2019a,
  author =    "G. Duffley and D. N. Anderson and J. Vorwerk and
              A. C. Dorval and C. R. Butson",
  title =     "Evaluation of methodologies for computing the deep
              brain stimulation volume of tissue activated",
  journal =   "Journal of Neural Engineering",
  year =      "2019",
  month =     "Aug",
  doi =       "10.1088/1741-2552/ab3c95",
}