@misc{indiciaeae9b6be8781f,
  title = {[Endoscopic colon studies--flexible rectosigmoidoscopy or colonoscopy?].},
  author = {J Phillip and M Classen},
  year = {1985},
  url = {https://pubmed.ncbi.nlm.nih.gov/4053997/},
  note = {Source identifier: 4053997}
}