@misc{indiciaed5b90c96ff96,
  title = {Lessons from the UK sigmoidoscopy screening trial.},
  author = {David F Ransohoff},
  year = {2002},
  doi = {10.1016/s0140-6736(02)08284-3},
  url = {https://pubmed.ncbi.nlm.nih.gov/11965269/},
  note = {Source identifier: 11965269}
}