@misc{indiciaecd9cf8745d90,
  title = {Endoscopy by nonphysicians.},
  author = {Elaine R Gossman},
  year = {2007},
  doi = {10.1155/2007/258760},
  url = {https://pubmed.ncbi.nlm.nih.gov/17225877/},
  note = {Source identifier: 17225877}
}