@misc{indiciae02701190aa79,
  title = {Colonoscopy.},
  author = {J A Gregg and M Garabedian},
  year = {1971},
  doi = {10.1016/s0039-6109(16)39441-5},
  url = {https://pubmed.ncbi.nlm.nih.gov/5314206/},
  note = {Source identifier: 5314206}
}