@misc{indiciaecfb55ee6ee33,
  title = {Non-rigid image registration: theory and practice.},
  author = {W R Crum and T Hartkens and D L G Hill},
  year = {2004},
  doi = {10.1259/bjr/25329214},
  url = {https://pubmed.ncbi.nlm.nih.gov/15677356/},
  note = {Source identifier: 15677356}
}