@misc{indiciaefab211053260,
  title = {Advanced rectal cancer.},
  author = {J Alexander-Williams},
  year = {1990},
  doi = {10.1136/bmj.300.6720.276},
  url = {https://pubmed.ncbi.nlm.nih.gov/1690034/},
  note = {Source identifier: 1690034}
}