Is the intrapartum biophysical profile useful?

@article{Krantz2004IsTI,
  title={Is the intrapartum biophysical profile useful?},
  author={Carl A Krantz and Lynn E T Shaffer},
  journal={Obstetrics and gynecology},
  year={2004},
  volume={103 2},
  pages={400; author reply 400}
}