@misc{indiciaed1a3b05c7136,
  title = {Progress in cancer.},
  author = {L D Leffall},
  year = {1991},
  doi = {10.1016/0002-9610(91)91144-8},
  url = {https://pubmed.ncbi.nlm.nih.gov/1899324/},
  note = {Source identifier: 1899324}
}