@misc{indiciae94b9089ac06f,
  title = {[Technical progress in endoscopy and deontological problems].},
  author = {A L Ostapenko and P I Zakharov},
  year = {1987},
  url = {https://pubmed.ncbi.nlm.nih.gov/3563644/},
  note = {Source identifier: 3563644}
}