@misc{indiciaef21bb4d44b9e,
  title = {Endoscopic simulation for training.},
  author = {C J Barde},
  doi = {10.1016/s0016-5107(89)72863-7},
  url = {https://pubmed.ncbi.nlm.nih.gov/2676690/},
  note = {Source identifier: 2676690}
}