@misc{indiciaeac264b1d9609,
  title = {Ultrasonic endoscopy.},
  author = {S Asaki and K Ota and N Kanazawa and S Ohara and H Onodera and Y Goto},
  year = {1983},
  doi = {10.1620/tjem.141.9},
  url = {https://pubmed.ncbi.nlm.nih.gov/6636151/},
  note = {Source identifier: 6636151}
}