@misc{indiciae6bc1aa86f06c,
  title = {Endoscopic ultrasonography.},
  author = {Maurits J Wiersema},
  doi = {10.1016/s1091-255x(01)00056-7},
  url = {https://pubmed.ncbi.nlm.nih.gov/11992795/},
  note = {Source identifier: 11992795}
}