@misc{indiciaeb5dc6b41802f,
  title = {Cardiotocography versus Doppler.},
  author = {R S Black and S Campbell},
  year = {1997},
  doi = {10.1046/j.1469-0705.1997.09030148.x},
  url = {https://pubmed.ncbi.nlm.nih.gov/9165677/},
  note = {Source identifier: 9165677}
}