VP03.06: Second trimester ultrasound screening for Down's syndrome in an unselected Chinese population
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2003 ◽
Vol 10
(2)
◽
pp. 56-104
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1988 ◽
Vol 95
(4)
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pp. 330-333
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1997 ◽
Vol 10
(4)
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pp. 261-264
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Keyword(s):
2012 ◽
Vol 19
(2)
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pp. 68-71
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1990 ◽
Vol 9
(7)
◽
pp. 389-394
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1988 ◽
Vol 27
(3)
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pp. 483-484