@misc{indiciae8828d12a6dea,
  title = {First experience with continuous pH measurements on fetus during delivery.},
  author = {J M Giffei and E Saling},
  year = {1978},
  doi = {10.1007/bf02116739},
  url = {https://pubmed.ncbi.nlm.nih.gov/33607/},
  note = {Source identifier: 33607}
}