@misc{indiciaec6822cb2b3e8,
  title = {Interspecialty wars over endoscopy.},
  author = {T J Zuber and J L Pfenninger},
  year = {1993},
  url = {https://pubmed.ncbi.nlm.nih.gov/8345334/},
  note = {Source identifier: 8345334}
}