@misc{indiciaeeba5ba6a4cd5,
  title = {Decrease of CA 19-9 during chemotherapy with gemcitabine predicts survival time in patients with advanced pancreatic cancer.},
  author = {U Halm and T Schumann and I Schiefke and H Witzigmann and J Mössner and V Keim},
  year = {2000},
  doi = {10.1054/bjoc.1999.1035},
  url = {https://pubmed.ncbi.nlm.nih.gov/10737382/},
  note = {Source identifier: 10737382}
}