@misc{indiciae5bb7276451f1,
  title = {[Obstetrical pain therapy].},
  author = {W Gogarten and M A Marcus and H Van Aken},
  year = {1997},
  doi = {10.1007/pl00002486},
  url = {https://pubmed.ncbi.nlm.nih.gov/9412272/},
  note = {Source identifier: 9412272}
}