[Placenta localization with ultrasonic apparatus, TYK II].

@article{Widmaier1970PlacentaLW,
  title={[Placenta localization with ultrasonic apparatus, TYK II].},
  author={G Widmaier and Doris Schmidt},
  journal={Zeitschrift fur arztliche Fortbildung},
  year={1970},
  volume={64 3},
  pages={1221-3}
}