@misc{indiciaedef4de8bf1b9,
  title = {[Sigmoidoscopy or coloscopy?].},
  author = {O H Iversen and C L Mollerup},
  year = {1987},
  url = {https://pubmed.ncbi.nlm.nih.gov/3433458/},
  note = {Source identifier: 3433458}
}