@misc{indiciae683c18580766,
  title = {[Comments on data processing by punched cards in obstetrical documentation].},
  author = {F Zielske and K W Tietze},
  year = {1968},
  url = {https://pubmed.ncbi.nlm.nih.gov/5705713/},
  note = {Source identifier: 5705713}
}