@misc{indiciaeced98a58e9fd,
  title = {Pushing techniques during labor: issues and controversies.},
  author = {L Petersen and P Besuner},
  doi = {10.1111/j.1552-6909.1997.tb02747.x},
  url = {https://pubmed.ncbi.nlm.nih.gov/9395981/},
  note = {Source identifier: 9395981}
}