@misc{indiciaee12a43fcc9c1,
  title = {[Spiegeli's hernia].},
  author = {J Biaggi and K Küpper and H Stirnemann},
  year = {1977},
  url = {https://pubmed.ncbi.nlm.nih.gov/834984/},
  note = {Source identifier: 834984}
}