@misc{indiciaefa555bae7248,
  title = {Upper gastrointestinal endoscopy.},
  author = {V Moshakis},
  year = {1979},
  doi = {10.1136/bmj.1.6169.1014-b},
  url = {https://pubmed.ncbi.nlm.nih.gov/435912/},
  note = {Source identifier: 435912}
}