@article{sechopoulos2012characterization,
  title={Characterization of the homogeneous tissue mixture approximation in breast imaging dosimetry},
  author={Sechopoulos, Ioannis and Bliznakova, Kristina and Qin, Xulei and Fei, Baowei and Feng, Steve Si Jia},
  journal={Medical physics},
  volume={39},
  number={8},
  pages={5050--5059},
  year={2012},
  publisher={Wiley Online Library}
}