@misc{indiciae52b32e0d7f85,
  title = {Singleton breech presentation-- one year's experience.},
  author = {J V Collea and G R Weghorst and R H Paul},
  year = {1977},
  url = {https://pubmed.ncbi.nlm.nih.gov/852300/},
  note = {Source identifier: 852300}
}