@misc{indiciae000574168f3b,
  title = {[Sigmoido-rectal invagination with rectal prolapse].},
  author = {A Andersson and L Bergdahl and E Zeuchner},
  year = {1974},
  url = {https://pubmed.ncbi.nlm.nih.gov/4840995/},
  note = {Source identifier: 4840995}
}