4D vs 2D ultrasound-guided amniocentesis
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Gabriele Tonni; Gabriele Centini; Lucia Rosignoli; Cindy Argento; Giovanni Centi
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Article
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2009
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John Wiley and Sons
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English
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## Abstract ## __Purpose.__ The aim of this study was to assess the effectiveness of 4D sonography (US) to guide amniocentesis when compared with standard 2D US, and to evaluate the impact this new method may have on needle placement, the number of needle insertions performed, and duration of the