@misc{indiciaecb80f5346919,
  title = {How well can surgeons perform colonoscopy?},
  author = {S D Wexner and K A Forde and G Sellers and N Geron and A Lopes and E G Weiss and J J Nogueras},
  year = {1998},
  doi = {10.1007/s004649900870},
  url = {https://pubmed.ncbi.nlm.nih.gov/9822468/},
  note = {Source identifier: 9822468}
}