@article{cai2015multi,
  title={Multi-modality vertebra recognition in arbitrary views using 3D deformable hierarchical model},
  author={Cai, Yunliang and Osman, Said and Sharma, Manas and Landis, Mark and Li, Shuo},
  journal={IEEE transactions on medical imaging},
  volume={34},
  number={8},
  pages={1676--1693},
  year={2015},
  publisher={IEEE}
}