@misc{indiciae1e6852f1d6a2,
  title = {[Insufflation; teaching on phantoms].},
  author = {F W AHNEFELD and H H HENNES},
  year = {1962},
  url = {https://pubmed.ncbi.nlm.nih.gov/14011363/},
  note = {Source identifier: 14011363}
}