@misc{indiciaef34cf1a9c447,
  title = {Faecal pH and colon cancer.},
  author = {A R Walker and B F Walker},
  year = {1992},
  doi = {10.1136/gut.33.4.572},
  url = {https://pubmed.ncbi.nlm.nih.gov/1582607/},
  note = {Source identifier: 1582607}
}