@misc{indiciae6c385c1f6bac,
  title = {Liver tumors.},
  author = {R M Filler and J Hagen},
  year = {1981},
  doi = {10.1016/s0039-6109(16)42542-9},
  url = {https://pubmed.ncbi.nlm.nih.gov/7031931/},
  note = {Source identifier: 7031931}
}