Effects of frequent ultrasound during pregnancy: a randomised controlled trial.

Cite this paper

@article{Newnham1993EffectsOF, title={Effects of frequent ultrasound during pregnancy: a randomised controlled trial.}, author={John P. Newnham and Sharon Frances Evans and Charles A Michael and Fiona J. Stanley and Lou I Landau}, journal={Jordemodern}, year={1993}, volume={107 3}, pages={83-6} }