@article{13,
  author = {Stewart McLachlin and Christopher Bailey and Cynthia Dunning},
  title = {Use of the alpha shape to quantify finite helical axis dispersion during simulated spine movements},
  year = {2016},
  journal = {Journal of biomechanics},
  volume = {49},
  number = {1},
  pages = {112-118},
  publisher = {Elsevier},
}