@misc{indiciaeee2697458623,
  title = {New technic for small intestinal fiberoscopy.},
  author = {K Ogoshi and Y Hara and S Ashizawa},
  year = {1973},
  doi = {10.1016/s0016-5107(73)73876-1},
  url = {https://pubmed.ncbi.nlm.nih.gov/4754277/},
  note = {Source identifier: 4754277}
}