OP26.09: Fetal nasal bone length in second trimester ultrasound is a reliable ultrasound marker to detect fetuses with trisomy 21?
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2005 ◽
Vol 24
(11)
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pp. 1487-1489
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2006 ◽
Vol 32
(4)
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pp. 403-407
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2003 ◽
Vol 21
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pp. 156-160
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2014 ◽
Vol 182
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pp. 264
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2014 ◽
Vol 176
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pp. 96-98
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2007 ◽
Vol 30
(3)
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pp. 271-274
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2005 ◽
Vol 193
(6)
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pp. S149
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