@misc{indiciae2b92cfbe116a,
  title = {Efficiency in endoscopy centers.},
  author = {Samuel N Marcus},
  year = {2006},
  doi = {10.1016/j.gie.2006.07.028},
  url = {https://pubmed.ncbi.nlm.nih.gov/17055871/},
  note = {Source identifier: 17055871}
}