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Does timing of biochemistry in first-trimester aneuploidy risk assessment affect the gestational age at prenatal diagnosis and pregnancy termination? |
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| Authors: | Stephen T Chasen David Krantz |
| Institution: | 1. Department of Obstetrics and Gynecology, Weill Medical College of Cornell University, New York, NY 10065, USA;2. NTD Laboratories, Inc., Melville, NY 11747, USA |
| Abstract: | |
| Keywords: | prenatal diagnosis Down syndrome nuchal translucency |