@misc{indiciaece4ea11486d8,
  title = {Endoscopic ultrasonography.},
  author = {T Rösch},
  year = {1997},
  doi = {10.1002/bjs.1800841002},
  url = {https://pubmed.ncbi.nlm.nih.gov/9361583/},
  note = {Source identifier: 9361583}
}