@misc{indiciaefd03100c0451,
  title = {Analysis of fetal breathing in real time using a microprocessor.},
  author = {P J Wickham and D W Walker},
  year = {1987},
  doi = {10.1152/jappl.1987.62.4.1733},
  url = {https://pubmed.ncbi.nlm.nih.gov/3597245/},
  note = {Source identifier: 3597245}
}