@article{fang2014improving,
  title={Improving low-dose blood--brain barrier permeability quantification using sparse high-dose induced prior for Patlak model},
  author={Fang, Ruogu and Karlsson, Kolbeinn and Chen, Tsuhan and Sanelli, Pina C},
  journal={Medical image analysis},
  volume={18},
  number={6},
  pages={866--880},
  year={2014},
  publisher={Elsevier}
}