@misc{indiciae9d6428c6c68d,
  title = {Fiberoptic duodenoscopy.},
  author = {T Takagi and T Go and M Sugiura and S Futagawa and R Hioki},
  year = {1969},
  url = {https://pubmed.ncbi.nlm.nih.gov/5774432/},
  note = {Source identifier: 5774432}
}