@misc{indiciae19a1f8240009,
  title = {How should endoscopic accessories be selected: trial or error?},
  author = {M A Narain and R Cockel},
  year = {2000},
  doi = {10.1136/gut.46.3.305},
  url = {https://pubmed.ncbi.nlm.nih.gov/10673286/},
  note = {Source identifier: 10673286}
}