@misc{indiciaefe570aed036e,
  title = {Surgery for upper gastrointestinal malignancies.},
  author = {J Bonenkamp J},
  year = {2004},
  doi = {10.1053/j.seminoncol.2004.04.012},
  url = {https://pubmed.ncbi.nlm.nih.gov/15297945/},
  note = {Source identifier: 15297945}
}