Fetal heart rate and umbilico-placental Doppler flow velocity waveforms in early pregnancies with a chromosomal abnormality and/or an increased nuchal translucency thickness.
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K. Nicolaides | E. Jauniaux | J. Hyett | W. Kurdi | P. Gavrill | P. Khun | Jon Hyett | Panagiotis Gavrill | Peter Khun | J. Hyett