@misc{indiciae728d00bddb95,
  title = {[Bile duct endoprostheses. Insertion using a combined endoscopic-radiologic technic].},
  author = {P Billmann and P Hoppe-Seyler and H J Brambs},
  year = {1985},
  doi = {10.1055/s-2008-1052700},
  url = {https://pubmed.ncbi.nlm.nih.gov/2988035/},
  note = {Source identifier: 2988035}
}