@misc{indiciae57907bdc8450,
  title = {A new variable stiffness colonoscope makes colonoscopy easier: a randomized controlled trial.},
  author = {J L Martinez and J L Calleja},
  year = {2001},
  url = {https://pubmed.ncbi.nlm.nih.gov/11394381/},
  note = {Source identifier: 11394381}
}