@misc{indiciae5b9864012a7c,
  title = {[Unprepared labor--programmed labor. A comparative study].},
  author = {W Ott and H Steiner and H G Hillemanns and W Deichsel},
  year = {1979},
  url = {https://pubmed.ncbi.nlm.nih.gov/485242/},
  note = {Source identifier: 485242}
}