@misc{indiciae4230ec621a2a,
  title = {[Experiences with preprinted forms in surgery].},
  author = {W Leydhecker and G Ricklefs},
  year = {1969},
  doi = {10.1007/bf00208667},
  url = {https://pubmed.ncbi.nlm.nih.gov/5367852/},
  note = {Source identifier: 5367852}
}