@misc{indiciae0346bdbdb809,
  title = {Biliary cystadenoma with elevated CA 19.9.},
  author = {J I Martín Parra and J C Rodríguez Sanjuán and A Naranjo Gómez},
  year = {2002},
  url = {https://pubmed.ncbi.nlm.nih.gov/12185658/},
  note = {Source identifier: 12185658}
}