@misc{indiciaecbd2f5db2296,
  title = {Biliary tract carcinoma.},
  author = {V Skoog and L Thorén},
  year = {1980},
  doi = {10.3109/03009738009179184},
  url = {https://pubmed.ncbi.nlm.nih.gov/7245439/},
  note = {Source identifier: 7245439}
}