@misc{indiciae895421281901,
  title = {Percutaneous fibercholangioscopies.},
  author = {G M Gazzaniga and A Faggioni and C Bagarolo and G Bondanza and G Moretti and L Cogolo and E Ciferri},
  year = {1989},
  url = {https://pubmed.ncbi.nlm.nih.gov/2620905/},
  note = {Source identifier: 2620905}
}