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Triploidy identified through second-trimester serum screening |
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| Authors: | Tianhua Huang Eva Alberman Nicholas Wald Anne M Summers |
| Institution: | 1. Genetics Program, North York General Hospital, Toronto, Ontario, Canada;2. Wolfson Institute of Preventive Medicine, Bart's and the London School of Medicine and Dentistry, University of London. London, UK |
| Abstract: | |
| Keywords: | prenatal screening triploidy Down syndrome trisomy 18 neural tube defect prevalence |