@misc{indiciae009cfd48491d,
  title = {[Changes in surgical cases].},
  author = {F W Schildberg and H J Krämling},
  year = {1997},
  doi = {10.1007/pl00002476},
  url = {https://pubmed.ncbi.nlm.nih.gov/9432878/},
  note = {Source identifier: 9432878}
}