@misc{indiciae15d8bc2f789c,
  title = {Quantification of obstetric traction.},
  author = {J C Hindson},
  year = {1978},
  doi = {10.1136/vr.102.15.327},
  url = {https://pubmed.ncbi.nlm.nih.gov/654044/},
  note = {Source identifier: 654044}
}