@misc{indiciaec4c0ba0251e5,
  title = {[Retrograde cholangiography using a duodenoscope].},
  author = {M Kobayashi and M Nakada and T Taguchi and H Nagashima and K Miyano},
  year = {1971},
  url = {https://pubmed.ncbi.nlm.nih.gov/5553503/},
  note = {Source identifier: 5553503}
}