@misc{indiciaee47392240a1c,
  title = {[Who needs preparation for labor?].},
  author = {W Walcher and U V Wisiak and M Glawischnig},
  year = {1991},
  url = {https://pubmed.ncbi.nlm.nih.gov/1790980/},
  note = {Source identifier: 1790980}
}