@misc{indiciae8f84aeeec3f8,
  title = {Paediatric gastroscopy.},
  author = {N V Freeman},
  year = {1971},
  doi = {10.1016/s0140-6736(71)91904-0},
  url = {https://pubmed.ncbi.nlm.nih.gov/4103408/},
  note = {Source identifier: 4103408}
}