@inproceedings{fei2002three,
  title={Three-dimensional warping registration of the pelvis and prostate},
  author={Fei, Baowei and Kemper, Corey and Wilson, David L},
  booktitle={Medical Imaging 2002: Image Processing},
  volume={4684},
  pages={528--537},
  year={2002},
  organization={International Society for Optics and Photonics}
}