@misc{indiciae6576c8c106aa,
  title = {An obstetrical diagram.},
  author = {H P DUNN},
  year = {1962},
  doi = {10.1016/s0140-6736(62)90234-9},
  url = {https://pubmed.ncbi.nlm.nih.gov/13888502/},
  note = {Source identifier: 13888502}
}