EP10.05: Relationship between absent or hypoplastic fetal nasal bone at 20-23+6
weeks of gestation and chromosomal defects in an unselected Chinese population
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2008 ◽
Vol 34
(4)
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pp. 518-523
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2010 ◽
Vol 180
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pp. 73-77
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2009 ◽
Vol 34
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Vol 33
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2005 ◽
Vol 24
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