@misc{indiciaec715e17c58b7,
  title = {Experience with conventional upper gastrointestinal endoscopy: a 13-year study.},
  author = {G L McBroom},
  year = {1970},
  url = {https://pubmed.ncbi.nlm.nih.gov/5426591/},
  note = {Source identifier: 5426591}
}