@misc{indiciae115f05894334,
  title = {Open-access endoscopy.},
  author = {C Hawkins},
  year = {1980},
  doi = {10.1136/bmj.281.6235.309},
  url = {https://pubmed.ncbi.nlm.nih.gov/7427259/},
  note = {Source identifier: 7427259}
}