@misc{indiciae8ac0fee5c23d,
  title = {Colonoscopy--how difficult, how painful?},
  author = {T Hull and J M Church},
  year = {1994},
  doi = {10.1007/bf00593441},
  url = {https://pubmed.ncbi.nlm.nih.gov/7974107/},
  note = {Source identifier: 7974107}
}